Lynne Wong's PhD thesis
Lynne Wong's PhD thesis Lynne Wong's PhD thesis
Table 4.6. Homogeneity test for fibre samples. Sample Brix-free water/% Sample Brix-free water/% Sample Brix-free water/% Value Mean S.D. Value Mean S.D. Value Mean S.D. Stalk fibre 16.52 Rind fibre + fines 11.70 Stalk fibre + pith 19.80 Stalk fibre 15.25 Rind fibre + fines 12.27 Stalk fibre + pith 20.02 Stalk fibre 17.07 Rind fibre + fines 12.88 Stalk fibre + pith 20.72 Stalk fibre 16.64 Rind fibre + fines 12.27 Stalk fibre + pith 22.65 Stalk fibre 15.23 16.14 0.849 Rind fibre + fines 12.15 12.25 0.424 Stalk fibre + pith 20.23 20.68 1.151 Rind fibre 13.15 Rind fines 15.04 Stalk pith 29.99 Rind fibre 12.64 Rind fines 15.30 Stalk pith 27.31 Rind fibre 12.31 Rind fines 15.11 Stalk pith 25.53 Rind fibre 12.53 Rind fines 14.79 Stalk pith 24.73 Rind fibre 12.71 12.67 0.307 Rind fines 14.10 14.87 0.466 Stalk pith 27.39 26.99 2.029 S.D. is the standard deviation. 128
Table 4.7. Results of the repeat determination of Brix-free water in the same fibre samples as in Table 4.3 incorporating the blank determination. Sample Mass of empty Mass of bottle + Mass of bottle + sample + Mass of sample/g Mass of dist. H 2O/g Brix before Mean p 1 Brix after Mean p 2 Adjusted blank (b) bottle/g sample/g 110 g distilled water/g w 1 w 2 p 1 p 2 p 2w 2w 3/(w 1w 4) 1 Stalk fibre b 216.48 222.63 331.99 6.15 109.36 0.00, 0.00, 0.00 0.000 0.03, 0.03, 0.02 0.027 0.025 2 Stalk pith b 217.78 224.64 334.41 6.86 109.77 0.00, 0.00, 0.00 0.000 0.02, 0.01 0.015 0.014 3 Rind fibre b 217.03 223.53 336.64 6.50 113.11 0.000 0.03, 0.03, 0.03 0.027 0.025 4 Rind fines b 212.97 219.22 330.29 6.25 111.07 0.000 0.02, 0.02 0.020 0.019 5 Dry leaf fibre b 225.62 231.72 346.69 6.10 114.97 0.000 0.03, 0.03, 0.03 0.030 0.029 6 Dry leaf fines b 215.08 221.77 330.89 6.69 109.12 0.000 0.04, 0.04, 0.04 0.040 0.034 Sample Mass of bottle Mass of bottle + Mass of bottle + sample + Mass of sample/g Mass of soln./g Brix before Mean p 3 Brix after Mean p 4 net p Brix free water empty/g sample/g 110 g 10º Brix solution/g w 3 w 4 p 3 p 4 p 4 - b [100w 4(1-p 3 p -1 )]/w 3 1 Stalk fibre 228.46 235.04 360.83 6.58 125.79 10.00, 9.99,9.99 9.992 10.10, 10.09, 10.10 10.097 10.070 14.81 2 Stalk pith 213.01 219.47 332.46 6.46 112.99 9.99, 9.99, 9.99 9.992 10.13, 10.13 10.130 10.115 21.27 3 Rind fibre 213.82 220.14 340.27 6.32 120.13 9.992 10.09, 10.09, 10.08 10.087 10.060 12.85 4 Rind fines 212.73 219.02 338.38 6.29 119.36 9.992 10.09, 10.09, 10.09 10.090 10.070 14.70 5 Dry leaf fibre 213.71 220.00 340.69 6.29 120.69 9.992 10.11, 10.11, 10.10 10.107 10.077 16.18 6 Dry leaf fines 214.74 221.03 340.84 6.29 119.81 9.992 10.13, 10.13, 10.13 10.130 10.090 18.50 129
- Page 129 and 130: Figure 3.7. Custom-built fibre-pith
- Page 131 and 132: The extraction of fibres starting f
- Page 133 and 134: pre-treatment in a Jeffco cutter-gr
- Page 135 and 136: Figure 3.19. Stalk cake washed free
- Page 137 and 138: not have many dry leaves attached t
- Page 139 and 140: Table 3.5. Masses of cane samples a
- Page 141 and 142: Table 3.7. Masses of cane samples a
- Page 143 and 144: Table 3.9. Masses of cane component
- Page 145 and 146: 3 57.6 126.3 23.7 97.2 31.1 53.8 11
- Page 147 and 148: Table 3.12. Material loss (%) from
- Page 149 and 150: 3.5.3 Fibre/pith ratios in cane com
- Page 151 and 152: Table 3.15. Effect of extraneous ma
- Page 153 and 154: Snow (1974) investigated the season
- Page 155 and 156: from Figure 2.9 that the change in
- Page 157 and 158: Table 3.18. Fibre % cane results by
- Page 159 and 160: 110
- Page 161 and 162: (a). Dry leaf (b). Green leaf (c).
- Page 163 and 164: dry fibre, or a factor, is used in
- Page 165 and 166: Steuerwald (1912) applied sucrose s
- Page 167 and 168: solution/fibre ratio was lowered fr
- Page 169 and 170: leave some residual moisture on the
- Page 171 and 172: instead of 150 g of 10° Brix sucro
- Page 173 and 174: Table 4.2. Determination of Brix-fr
- Page 175 and 176: Table 4.3. Comparison of Brix-free
- Page 177 and 178: Table 4.4. Results of the determina
- Page 179: In order to test for homogeneity of
- Page 183 and 184: The experiment was repeated with th
- Page 185 and 186: e any residual moisture in the samp
- Page 187 and 188: By means of the same technique, Won
- Page 189 and 190: was still hot. Since the filter was
- Page 191 and 192: value determined could be corrected
- Page 193 and 194: Qin and White’s finding was confi
- Page 195 and 196: A sample size of 3.5 g with 75 g co
- Page 197 and 198: Figure 4.4. Fibre samples drying in
- Page 199 and 200: - One large fibre sample (rind) of
- Page 201 and 202: Table 4.18. Brix-free water values/
- Page 203 and 204: Table 4.20. Brix-free water values/
- Page 205 and 206: 4.7.3 Statistical analysis It is es
- Page 207 and 208: Table 4.23. Analysis of variance (B
- Page 209 and 210: pointing out that at 52 weeks old,
- Page 211 and 212: The crop of R 570 sampled in 2001 w
- Page 213 and 214: 4.7.4. Estimated Brix-free water co
- Page 215 and 216: The main difference in the two sets
- Page 217 and 218: Table 4.27. Predicted Brix-free wat
- Page 219 and 220: 4.8 SUMMARY AND CONCLUSIONS An anal
- Page 221 and 222: component parts, and verify the Bri
- Page 223 and 224: 3) Thermodynamic, water in equilibr
- Page 225 and 226: Langmuir (1916, 1917, 1918) propose
- Page 227 and 228: to determine the moisture sorption
- Page 229 and 230: Table 5.1. Some commonly used isoth
Table 4.7. Results of the repeat determination of Brix-free water in the same fibre samples as in Table 4.3 incorporating the blank determination.<br />
Sample Mass of empty Mass of bottle + Mass of bottle + sample + Mass of sample/g Mass of dist. H 2O/g Brix before Mean p 1 Brix after Mean p 2 Adjusted blank (b)<br />
bottle/g sample/g 110 g distilled water/g w 1 w 2 p 1 p 2 p 2w 2w 3/(w 1w 4)<br />
1<br />
Stalk fibre<br />
b<br />
216.48 222.63 331.99 6.15 109.36 0.00, 0.00, 0.00 0.000 0.03, 0.03, 0.02 0.027 0.025<br />
2<br />
Stalk pith<br />
b<br />
217.78 224.64 334.41 6.86 109.77 0.00, 0.00, 0.00 0.000 0.02, 0.01 0.015 0.014<br />
3<br />
Rind fibre<br />
b<br />
217.03 223.53 336.64 6.50 113.11 0.000 0.03, 0.03, 0.03 0.027 0.025<br />
4<br />
Rind fines<br />
b<br />
212.97 219.22 330.29 6.25 111.07 0.000 0.02, 0.02 0.020 0.019<br />
5<br />
Dry leaf fibre<br />
b<br />
225.62 231.72 346.69 6.10 114.97 0.000 0.03, 0.03, 0.03 0.030 0.029<br />
6<br />
Dry leaf fines<br />
b<br />
215.08 221.77 330.89 6.69 109.12 0.000 0.04, 0.04, 0.04 0.040 0.034<br />
Sample Mass of bottle Mass of bottle + Mass of bottle + sample + Mass of sample/g Mass of soln./g Brix before Mean p 3 Brix after Mean p 4 net p Brix free water<br />
empty/g sample/g 110 g 10º Brix solution/g w 3 w 4 p 3 p 4 p 4 - b [100w 4(1-p 3 p -1 )]/w 3<br />
1 Stalk fibre 228.46 235.04 360.83 6.58 125.79 10.00, 9.99,9.99 9.992 10.10, 10.09, 10.10 10.097 10.070 14.81<br />
2 Stalk pith 213.01 219.47 332.46 6.46 112.99 9.99, 9.99, 9.99 9.992 10.13, 10.13 10.130 10.115 21.27<br />
3 Rind fibre 213.82 220.14 340.27 6.32 120.13 9.992 10.09, 10.09, 10.08 10.087 10.060 12.85<br />
4 Rind fines 212.73 219.02 338.38 6.29 119.36 9.992 10.09, 10.09, 10.09 10.090 10.070 14.70<br />
5 Dry leaf fibre 213.71 220.00 340.69 6.29 120.69 9.992 10.11, 10.11, 10.10 10.107 10.077 16.18<br />
6 Dry leaf fines 214.74 221.03 340.84 6.29 119.81 9.992 10.13, 10.13, 10.13 10.130 10.090 18.50<br />
129
Change language