Luận văn Nghiên cứu và ứng dụng chitosan trong bảo quản và cải thiện cấu trúc chả cá

------------------------ PT-NH 3 6.59667 X NH 3 6.68967 XX PT 3 6.981 X -------------------------------------------------------------------------------- B.2.4 Theo thời gian bảo quản ANOVA Table for pH by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 0.140614 2 0.0703068 2.05 0.1507 Within groups 0.823121 24 0.0342967 ----------------------------------------------------------------------------- Total (Corr.) 0.963735 26 Luận văn tốt nghiệp kỹ sư khóa 29 - 2008 Trường Đại Học Cần Thơ Chuyên ngành Công Nghệ Thực Phẩm – Khoa Nông Nghiệp & Sinh học Ứng Dụng xxix Multiple Range Tests for pH by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- PT-NH 9 6.698 X NH 9 6.78111 X PT 9 6.87467 X -------------------------------------------------------------------------------- 6.3 Kết quả ảnh hưởng đến màu sắc B.3.1 Ngày 0 ANOVA Table for L by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 10.808 2 5.40401 8.70 0.0169 Within groups 3.72727 6 0.621211 ----------------------------------------------------------------------------- Total (Corr.) 14.5353 8 Multiple Range Tests for L by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- NH 3 74.27 X PT 3 76.44 X PT-NH 3 76.7233 X -------------------------------------------------------------------------------- ANOVA Table for a by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 1.28007 2 0.640033 0.80 0.4932 Within groups 4.81833 6 0.803056 ----------------------------------------------------------------------------- Total (Corr.) 6.0984 8 Multiple Range Tests for a by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- PT-NH 3 -2.14667 X NH 3 -1.66 X PT 3 -1.22333 X -------------------------------------------------------------------------------- Luận văn tốt nghiệp kỹ sư khóa 29 - 2008 Trường Đại Học Cần Thơ Chuyên ngành Công Nghệ Thực Phẩm – Khoa Nông Nghiệp & Sinh học Ứng Dụng xxx ANOVA Table for b by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 0.583022 2 0.291511 0.03 0.9665 Within groups 51.0565 6 8.50941 ----------------------------------------------------------------------------- Total (Corr.) 51.6395 8 Multiple Range Tests for b by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- NH 3 11.23 X PT 3 11.6767 X PT-NH 3 11.83 X -------------------------------------------------------------------------------- B.3.2 Ngày 5 ANOVA Table for L by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 0.598422 2 0.299211 0.25 0.7843 Within groups 7.09287 6 1.18214 ----------------------------------------------------------------------------- Total (Corr.) 7.69129 8 Multiple Range Tests for L by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- NH 3 76.0033 X PT 3 76.43 X PT-NH 3 76.62 X -------------------------------------------------------------------------------- ANOVA Table for a by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 2.0832 2 1.0416 0.89 0.4598 Within groups 7.0468 6 1.17447 ----------------------------------------------------------------------------- Total (Corr.) 9.13 8 Multiple Range Tests for a by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- PT-NH 3 -2.35667 X NH 3 -1.95667 X PT 3 -1.19667 X -------------------------------------------------------------------------------- Luận văn tốt nghiệp kỹ sư khóa 29 - 2008 Trường Đại Học Cần Thơ Chuyên ngành Công Nghệ Thực Phẩm – Khoa Nông Nghiệp & Sinh học Ứng Dụng xxxi ANOVA Table for b by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 0.148822 2 0.0744111 0.01 0.9919 Within groups 54.5706 6 9.0951 ----------------------------------------------------------------------------- Total (Corr.) 54.7194 8 Multiple Range Tests for b by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- PT 3 11.5567 X NH 3 11.6133 X PT-NH 3 11.8533 X -------------------------------------------------------------------------------- B.3.3 Ngày 10 ANOVA Table for L by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 11.4659 2 5.73293 2.14 0.1986 Within groups 16.0567 6 2.67612 ----------------------------------------------------------------------------- Total (Corr.) 27.5226 8 Multiple Range Tests for L by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- PT 3 75.1133 X NH 3 75.5067 X PT-NH 3 77.68 X -------------------------------------------------------------------------------- ANOVA Table for a by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 6.23962 2 3.11981 4.25 0.0708 Within groups 4.40327 6 0.733878 ----------------------------------------------------------------------------- Total (Corr.) 10.6429 8 Multiple Range Tests for a by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- PT-NH 3 -2.37667 X NH 3 -2.13 XX PT 3 -0.5 X -------------------------------------------------------------------------------- Luận văn tốt nghiệp kỹ sư khóa 29 - 2008 Trường Đại Học Cần Thơ Chuyên ngành Công Nghệ Thực Phẩm – Khoa Nông Nghiệp & Sinh học Ứng Dụng xxxii ANOVA Table for b by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 5.40447 2 2.70223 0.42 0.6745 Within groups 38.5233 6 6.42056 ----------------------------------------------------------------------------- Total (Corr.) 43.9278 8 Multiple Range Tests for b by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- PT 3 10.2933 X NH 3 11.44 X PT-NH 3 12.1767 X -------------------------------------------------------------------------------- B.3.4 Theo thời gian bảo quản ANOVA Table for L by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 13.8629 2 6.93147 4.47 0.0223 Within groups 37.2006 24 1.55002 ----------------------------------------------------------------------------- Total (Corr.) 51.0635 26 Multiple Range Tests for L by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- NH 9 75.26 X PT 9 75.9944 XX PT-NH 9 77.0078 X -------------------------------------------------------------------------------- ANOVA Table for a by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 8.3187 2 4.15935 5.64 0.0099 Within groups 17.714 24 0.738084 ----------------------------------------------------------------------------- Total (Corr.) 26.0327 26 Multiple Range Tests for a by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- PT-NH 9 -2.29333 X NH 9 -1.91556 X PT 9 -0.973333 X -------------------------------------------------------------------------------- Luận văn tốt nghiệp kỹ sư khóa 29 - 2008 Trường Đại Học Cần Thơ Chuyên ngành Công Nghệ Thực Phẩm – Khoa Nông Nghiệp & Sinh học Ứng Dụng xxxiii ANOVA Table for b by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 2.83429 2 1.41714 0.23 0.7966 Within groups 148.121 24 6.1717 ----------------------------------------------------------------------------- Total (Corr.) 150.955 26 Multiple Range Tests for b by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- PT 9 11.1756 X NH 9 11.4278 X PT-NH 9 11.9533 X -------------------------------------------------------------------------------- B.4 Kết quả ảnh hưởng đến vi sinh tổng số B.4.1 Ngày 0 ANOVA Table for VSVTS by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 2.9822E6 2 1.4911E6 2.90 0.1316 Within groups 3.0866E6 6 514433.0 ----------------------------------------------------------------------------- Total (Corr.) 6.0688E6 8 Multiple Range Tests for VSVTS by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- PT-NH 3 1023.33 X NH 3 1733.33 X PT 3 2433.33 X -------------------------------------------------------------------------------- B.4.2 Ngày 5 ANOVA Table for VSVTS by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 9.59847E6 2 4.79923E6 46.21 0.0002 Within groups 623133.0 6 103856.0 ----------------------------------------------------------------------------- Total (Corr.) 1.02216E7 8 Luận văn tốt nghiệp kỹ sư khóa 29 - 2008 Trường Đại Học Cần Thơ Chuyên ngành Công Nghệ Thực Phẩm – Khoa Nông Nghiệp & Sinh học Ứng Dụng xxxiv Multiple Range Tests for VSVTS by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- PT-NH 3 930.0 X NH 3 1866.67 X PT 3 3433.33 X -------------------------------------------------------------------------------- B.4.3 Ngày 10 ANOVA Table for VSVTS by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 784089.0 2 392044.0 10.02 0.0122 Within groups 234733.0 6 39122.2 ----------------------------------------------------------------------------- Total (Corr.) 1.01882E6 8 Multiple Range Tests for VSVTS by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- PT-NH 3 666.667 X NH 3 860.0 X PT 3 1366.67 X -------------------------------------------------------------------------------- B.4.4 Theo thời gian bảo quản ANOVA Table for VSVTS by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 1.07866E7 2 5.3933E6 10.48 0.0005 Within groups 1.23525E7 24 514687.0 ----------------------------------------------------------------------------- Total (Corr.) 2.31391E7 26 Multiple Range Tests for VSVTS by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- PT-NH 9 873.333 X NH 9 1486.67 X PT 9 2411.11 X -------------------------------------------------------------------------------- B.5 Kết quả ảnh hưởng đến Coliforms B.5.1 Ngày 0 Luận văn tốt nghiệp kỹ sư khóa 29 - 2008 Trường Đại Học Cần Thơ Chuyên ngành Công Nghệ Thực Phẩm – Khoa Nông Nghiệp & Sinh học Ứng Dụng xxxv ANOVA Table for COLIFORMS by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 7.09389E6 2 3.54694E6 1.44 0.3085 Within groups 1.47817E7 6 2.46361E6 ----------------------------------------------------------------------------- Total (Corr.) 2.18756E7 8 Multiple Range Tests for COLIFORMS by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- NH 3 0.0 X PT-NH 3 0.0 X PT 3 1883.33 X -------------------------------------------------------------------------------- B.5.2 Ngày 5 ANOVA Table for COLIFORMS by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 5.33556E6 2 2.66778E6 1.00 0.4219 Within groups 1.60067E7 6 2.66778E6 ----------------------------------------------------------------------------- Total (Corr.) 2.13422E7 8 Multiple Range Tests for COLIFORMS by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- NH 3 0.0 X PT-NH 3 0.0 X PT 3 1633.33 X -------------------------------------------------------------------------------- B.5.3 Ngày 10 ANOVA Table for COLIFORMS by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 9.44676E6 2 4.72338E6 1.49 0.2978 Within groups 1.89923E7 6 3.16538E6 ----------------------------------------------------------------------------- Total (Corr.) 2.8439E7 8 Luận văn tốt nghiệp kỹ sư khóa 29 - 2008 Trường Đại Học Cần Thơ Chuyên ngành Công Nghệ Thực Phẩm – Khoa Nông Nghiệp & Sinh học Ứng Dụng xxxvi Multiple Range Tests for COLIFORMS by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- NH 3 0.0 X PT-NH 3 0.0 X PT 3 2173.33 X -------------------------------------------------------------------------------- B.5.4 Theo thời gian bảo quản ANOVA Table for COLIFORMS by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 2.15841E7 2 1.0792E7 5.16 0.0137 Within groups 5.02188E7 24 2.09245E6 ----------------------------------------------------------------------------- Total (Corr.) 7.18029E7 26 Multiple Range Tests for COLIFORMS by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- NH 9 0.0 X PT-NH 9 0.0 X PT 9 1896.67 X -------------------------------------------------------------------------------- B.6 Kết quả phân tích đánh giá cảm quan giữa 3 phương pháp B.6.1 Chỉ tiêu cấu trúc ANOVA Table for CAU TRUC by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 3.24444 2 1.62222 2.46 0.0979 Within groups 27.7333 42 0.660317 ----------------------------------------------------------------------------- Total (Corr.) 30.9778 44 Multiple Range Tests for CAU TRUC by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- NH 15 3.2 X PT-NH 15 3.26667 XX PT 15 3.8 X -------------------------------------------------------------------------------- Luận văn tốt nghiệp kỹ sư khóa 29 - 2008 Trường Đại Học Cần Thơ Chuyên ngành Công Nghệ Thực Phẩm – Khoa Nông Nghiệp & Sinh học Ứng Dụng xxxvii B.6.2 Chỉ tiêu mùi vị ANOVA Table for MUI VI by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 7.51111 2 3.75556 5.48 0.0077 Within groups 28.8 42 0.685714 ----------------------------------------------------------------------------- Total (Corr.) 36.3111 44 Multiple Range Tests for MUI VI by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- NH 15 2.13333 X PT-NH 15 2.66667 XX PT 15 3.13333 X -------------------------------------------------------------------------------- C. KẾT QUẢ PHÂN TÍCH ẢNH HƯỞNG CỦA CHITOSAN VÀ TRIPOLYPHOSPHATE E1: LW-1 E2: Tripolyphosphate C.1 Kết quả ảnh hưởng đến cấu trúc C.1.1 Ngày 0 ANOVA Table for DO CUNG by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 11025.0 1 11025.0 30.41 0.0313 Within groups 725.0 2 362.5 ----------------------------------------------------------------------------- Total (Corr.) 11750.0 3 Multiple Range Tests for DO CUNG by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E1 2 134.5 X E2 2 239.5 X -------------------------------------------------------------------------------- C.1.2 Ngày 5 Luận văn tốt nghiệp kỹ sư khóa 29 - 2008 Trường Đại Học Cần Thơ Chuyên ngành Công Nghệ Thực Phẩm – Khoa Nông Nghiệp & Sinh học Ứng Dụng xxxviii ANOVA Table for DO CUNG by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 6480.25 1 6480.25 22.40 0.0419 Within groups 578.5 2 289.25 ----------------------------------------------------------------------------- Total (Corr.) 7058.75 3 Multiple Range Tests for DO CUNG by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E1 2 149.0 X E2 2 229.5 X -------------------------------------------------------------------------------- C.1.3 Ngày 10 ANOVA Table for DO CUNG by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 8281.0 1 8281.0 67.88 0.0144 Within groups 244.0 2 122.0 ----------------------------------------------------------------------------- Total (Corr.) 8525.0 3 Multiple Range Tests for DO CUNG by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E1 2 142.0 X E2 2 233.0 X -------------------------------------------------------------------------------- C.1.4 Theo thời gian bảo quản ANOVA Table for DO CUNG by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 25484.1 1 25484.1 136.95 0.0000 Within groups 1860.83 10 186.083 ----------------------------------------------------------------------------- Total (Corr.) 27344.9 11 Multiple Range Tests for DO CUNG by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E1 6 141.833 X E2 6 234.0 X -------------------------------------------------------------------------------- Luận văn tốt nghiệp kỹ sư khóa 29 - 2008 Trường Đại Học Cần Thơ Chuyên ngành Công Nghệ Thực Phẩm – Khoa Nông Nghiệp & Sinh học Ứng Dụng xxxix C.2 Kết quả ảnh hưởng đến pH C.2.1 Ngày 0 ANOVA Table for pH by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 0.073441 1 0.073441 6.13 0.1317 Within groups 0.023962 2 0.011981 ----------------------------------------------------------------------------- Total (Corr.) 0.097403 3 Multiple Range Tests for pH by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E1 2 6.708 X E2 2 6.979 X -------------------------------------------------------------------------------- C.2.2 Ngày 5 ANOVA Table for pH by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 0.028561 1 0.028561 1.30 0.3720 Within groups 0.043858 2 0.021929 ----------------------------------------------------------------------------- Total (Corr.) 0.072419 3 Multiple Range Tests for pH by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E1 2 6.712 X E2 2 6.881 X -------------------------------------------------------------------------------- C.2.3 Ngày 10 ANOVA Table for pH by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 0.039601 1 0.039601 15.41 0.0592 Within groups 0.005141 2 0.0025705 ----------------------------------------------------------------------------- Total (Corr.) 0.044742 3 Luận văn tốt nghiệp kỹ sư khóa 29 - 2008 Trường Đại Học Cần Thơ Chuyên ngành Công Nghệ Thực Phẩm – Khoa Nông Nghiệp & Sinh học Ứng Dụng xl Multiple Range Tests for pH by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E1 2 6.7215 X E2 2 6.9205 X -------------------------------------------------------------------------------- C.2.4 Theo thời gian bảo quản ANOVA Table for pH by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 0.136107 1 0.136107 16.42 0.0023 Within groups 0.0828777 10 0.00828777 ----------------------------------------------------------------------------- Total (Corr.) 0.218985 11 Multiple Range Tests for pH by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E1 6 6.71383 X E2 6 6.92683 X -------------------------------------------------------------------------------- C.3 Kết quả ảnh hưởng đến màu sắc C.3.1 Ngày 0 ANOVA Table for L by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 0.042025 1 0.042025 0.05 0.8400 Within groups 1.59905 2 0.799525 ----------------------------------------------------------------------------- Total (Corr.) 1.64108 3 Multiple Range Tests for L by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E1 2 76.445 X E2 2 76.65 X -------------------------------------------------------------------------------- Luận văn tốt nghiệp kỹ sư khóa 29 - 2008 Trường Đại Học Cần Thơ Chuyên ngành Công Nghệ Thực Phẩm – Khoa Nông Nghiệp & Sinh học Ứng Dụng xli ANOVA Table for a by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 2.3104 1 2.3104 5.91 0.1356 Within groups 0.7816 2 0.3908 ----------------------------------------------------------------------------- Total (Corr.) 3.092 3 Multiple Range Tests for a by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E2 2 -2.08 X E1 2 -0.56 X -------------------------------------------------------------------------------- ANOVA Table for b by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 20.3852 1 20.3852 297.49 0.0033 Within groups 0.13705 2 0.068525 ----------------------------------------------------------------------------- Total (Corr.) 20.5223 3 Multiple Range Tests for b by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E1 2 10.42 X E2 2 14.935 X -------------------------------------------------------------------------------- C.3.2 Ngày 5 ANOVA Table for L by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 6.1504 1 6.1504 7.21 0.1152 Within groups 1.706 2 0.853 ----------------------------------------------------------------------------- Total (Corr.) 7.8564 3 Multiple Range Tests for L by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E1 2 75.48 X E2 2 77.96 X -------------------------------------------------------------------------------- Luận văn tốt nghiệp kỹ sư khóa 29 - 2008 Trường Đại Học Cần Thơ Chuyên ngành Công Nghệ Thực Phẩm – Khoa Nông Nghiệp & Sinh học Ứng Dụng xlii ANOVA Table for a by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 3.55323 1 3.55323 3.81 0.1901 Within groups 1.86325 2 0.931625 ----------------------------------------------------------------------------- Total (Corr.) 5.41648 3 Multiple Range Tests for a by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E2 2 -2.34 X E1 2 -0.455 X -------------------------------------------------------------------------------- ANOVA Table for b by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 15.7212 1 15.7212 65.85 0.0148 Within groups 0.47745 2 0.238725 ----------------------------------------------------------------------------- Total (Corr.) 16.1987 3 Multiple Range Tests for b by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E1 2 10.185 X E2 2 14.15 X -------------------------------------------------------------------------------- C.3.3 Ngày 10 ANOVA Table for L by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 13.9502 1 13.9502 2.34 0.2656 Within groups 11.9161 2 5.95803 ----------------------------------------------------------------------------- Total (Corr.) 25.8663 3 Luận văn tốt nghiệp kỹ sư khóa 29 - 2008 Trường Đại Học Cần Thơ Chuyên ngành Công Nghệ Thực Phẩm – Khoa Nông Nghiệp & Sinh học Ứng Dụng xliii Multiple Range Tests for L by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E1 2 74.75 X E2 2 78.485 X -------------------------------------------------------------------------------- Contrast Difference +/- Limits -------------------------------------------------------------------------------- E1 - E2 -3.735 10.5024 -------------------------------------------------------------------------------- ANOVA Table for a by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 5.04002 1 5.04002 4.88 0.1579 Within groups 2.06765 2 1.03382 ----------------------------------------------------------------------------- Total (Corr.) 7.10767 3 Multiple Range Tests for a by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E2 2 -2.41 X E1 2 -0.165 X -------------------------------------------------------------------------------- ANOVA Table for b by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 25.7049 1 25.7049 91.14 0.0108 Within groups 0.5641 2 0.28205 ----------------------------------------------------------------------------- Total (Corr.) 26.269 3 Multiple Range Tests for b by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E1 2 9.795 X E2 2 14.865 X -------------------------------------------------------------------------------- C.3.4 Theo thời gian bảo quản Luận văn tốt nghiệp kỹ sư khóa 29 - 2008 Trường Đại Học Cần Thơ Chuyên ngành Công Nghệ Thực Phẩm – Khoa Nông Nghiệp & Sinh học Ứng Dụng xliv ANOVA Table for L by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 13.7388 1 13.7388 6.34 0.0305 Within groups 21.6852 10 2.16852 ----------------------------------------------------------------------------- Total (Corr.) 35.424 11 Multiple Range Tests for L by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E1 6 75.5583 X E2 6 77.6983 X -------------------------------------------------------------------------------- ANOVA Table for a by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 10.6408 1 10.6408 21.28 0.0010 Within groups 5.00087 10 0.500087 ----------------------------------------------------------------------------- Total (Corr.) 15.6417 11 Multiple Range Tests for a by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E2 6 -2.27667 X E1 6 -0.393333 X -------------------------------------------------------------------------------- ANOVA Table for b by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 61.2008 1 61.2008 262.42 0.0000 Within groups 2.33213 10 0.233213 ----------------------------------------------------------------------------- Total (Corr.) 63.533 11 Multiple Range Tests for b by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E1 6 10.1333 X E2 6 14.65 X -------------------------------------------------------------------------------- C.4 Kết quả ảnh hưởng đến vi sinh tổng số C.4.1 Ngày 0 Luận văn tốt nghiệp kỹ sư khóa 29 - 2008 Trường Đại Học Cần Thơ Chuyên ngành Công Nghệ Thực Phẩm – Khoa Nông Nghiệp & Sinh học Ứng Dụng xlv ANOVA Table for VSVTS by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 1.E6 1 1.E6 0.27 0.6529 Within groups 7.3E6 2 3.65E6 ----------------------------------------------------------------------------- Total (Corr.) 8.3E6 3 Multiple Range Tests for VSVTS by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E1 2 1500.0 X E2 2 2500.0 X -------------------------------------------------------------------------------- C.4.2 Ngày 5 ANOVA Table for VSVTS by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 6.52803E8 1 6.52803E8 1.36 0.3636 Within groups 9.59265E8 2 4.79632E8 ----------------------------------------------------------------------------- Total (Corr.) 1.61207E9 3 Multiple Range Tests for VSVTS by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E1 2 3550.0 X E2 2 29100.0 X -------------------------------------------------------------------------------- C.4.3 Ngày 10 ANOVA Table for VSVTS by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 4.57652E9 1 4.57652E9 7.17 0.1157 Within groups 1.27615E9 2 6.38073E8 ----------------------------------------------------------------------------- Total (Corr.) 5.85267E9 3 Multiple Range Tests for VSVTS by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E1 2 7850.0 X E2 2 75500.0 X -------------------------------------------------------------------------------- Luận văn tốt nghiệp kỹ sư khóa 29 - 2008 Trường Đại Học Cần Thơ Chuyên ngành Công Nghệ Thực Phẩm – Khoa Nông Nghiệp & Sinh học Ứng Dụng xlvi C.4.4 Theo thời gian bảo quản ANOVA Table for VSVTS by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 2.95788E9 1 2.95788E9 3.82 0.0792 Within groups 7.7444E9 10 7.7444E8 ----------------------------------------------------------------------------- Total (Corr.) 1.07023E10 11 Multiple Range Tests for VSVTS by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E1 6 4300.0 X E2 6 35700.0 X -------------------------------------------------------------------------------- C.5 Kết quả ảnh hưởng đến Coliforms C.5.1 Ngày 0 ANOVA Table for COLIFORMS by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 7.98063E6 1 7.98063E6 1.69 0.3236 Within groups 9.46125E6 2 4.73063E6 ----------------------------------------------------------------------------- Total (Corr.) 1.74419E7 3 Multiple Range Tests for COLIFORMS by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E2 2 0.0 X E1 2 2825.0 X -------------------------------------------------------------------------------- C.5.2 Ngày 5 ANOVA Table for COLIFORMS by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 1.8225E6 1 1.8225E6 0.25 0.6651 Within groups 1.4425E7 2 7.2125E6 ----------------------------------------------------------------------------- Total (Corr.) 1.62475E7 3 Luận văn tốt nghiệp kỹ sư khóa 29 - 2008 Trường Đại Học Cần Thơ Chuyên ngành Công Nghệ Thực Phẩm – Khoa Nông Nghiệp & Sinh học Ứng Dụng xlvii Multiple Range Tests for COLIFORMS by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E2 2 1100.0 X E1 2 2450.0 X -------------------------------------------------------------------------------- C.5.3 Ngày 10 ANOVA Table for COLIFORMS by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 422500.0 1 422500.0 0.03 0.8758 Within groups 2.6945E7 2 1.34725E7 ----------------------------------------------------------------------------- Total (Corr.) 2.73675E7 3 Multiple Range Tests for COLIFORMS by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E1 2 2250.0 X E2 2 2900.0 X -------------------------------------------------------------------------------- C.5.4 Theo thời gian bảo quản ANOVA Table for COLIFORMS by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 4.14187E6 1 4.14187E6 0.69 0.4245 Within groups 5.97454E7 10 5.97454E6 ----------------------------------------------------------------------------- Total (Corr.) 6.38873E7 11 Multiple Range Tests for COLIFORMS by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E2 6 1333.33 X E1 6 2508.33 X -------------------------------------------------------------------------------- C.6 Kết quả phân tích đánh giá cảm quan giữa 2 chất tạo gel C.6.1 Chỉ tiêu cấu trúc Luận văn tốt nghiệp kỹ sư khóa 29 - 2008 Trường Đại Học Cần Thơ Chuyên ngành Công Nghệ Thực Phẩm – Khoa Nông Nghiệp & Sinh học Ứng Dụng xlviii ANOVA Table for CAU TRUC by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 7.5 1 7.5 16.41 0.0004 Within groups 12.8 28 0.457143 ----------------------------------------------------------------------------- Total (Corr.) 20.3 29 Multiple Range Tests for CAU TRUC by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E2 15 2.8 X E1 15 3.8 X -------------------------------------------------------------------------------- C.6.2 Chỉ tiêu mùi vị ANOVA Table for MUI VI by NGHIEM THUC Analysis of Variance ----------------------------------------------------------------------------- Source Sum of Squares Df Mean Square F-Ratio P-Value ----------------------------------------------------------------------------- Between groups 1.63333 1 1.63333 2.64 0.1155 Within groups 17.3333 28 0.619048 ----------------------------------------------------------------------------- Total (Corr.) 18.9667 29 Multiple Range Tests for MUI VI by NGHIEM THUC -------------------------------------------------------------------------------- Method: 95.0 percent LSD NGHIEM THUC Count Mean Homogeneous Groups -------------------------------------------------------------------------------- E1 15 3.13333 X E2 15 3.6 X --------------------------------------------------------------------------------