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Table 5 Correlations between straw composition and product yields

From: Effect of Brassica napus cultivar on cellulosic ethanol yield

Component DNS* Glucose Ethanol
(g/kg PT, n = 17) (g/kg PT, n = 17) (g/kg PT, n = 15)
R p R p R p
Original straw composition (g/kg FW)
 Glc 0.104 0.691 n.s. −0.014 0.957 n.s. 0.098 0.730 n.s.
 Xyl 0.054 0.837 n.s. 0.082 0.756 n.s. 0.291 0.293 n.s.
 UA −0.034 0.896 n.s. −0.090 0.732 n.s. −0.126 0.655 n.s.
 Ara −0.499 0.042* −0.559 0.019* −0.517 0.049*
 Gal −0.441 0.077 n.s. −0.530 0.029* −0.353 0.196 n.s.
 Rha −0.239 0.355 n.s. −0.256 0.321 n.s. 0.202 0.470 n.s.
 Man −0.092 0.725 n.s. −0.073 0.780 n.s. 0.240 0.390 n.s.
 Fuc −0.210 0.418 n.s. −0.168 0.520 n.s. 0.222 0.427 n.s.
 Other −0.045 0.865 n.s. 0.002 0.994 n.s. −0.174 0.535 n.s.
Pretreated straw composition (g/kg DW)
 Glc 0.077 0.770 n.s. 0.199 0.443 n.s. −0.079 0.780 n.s.
 Xyl 0.216 0.405 n.s. 0.022 0.934 n.s. 0.063 0.824 n.s.
 UA −0.515 0.034* −0.378 0.135 n.s. −0.243 0.384 n.s.
 Ara 0.207 0.425 n.s. 0.051 0.845 n.s. 0.195 0.485 n.s.
 Gal 0.021 0.937 n.s. −0.139 0.594 n.s. 0.204 0.466 n.s.
 Rha 0.149 0.567 n.s. 0.099 0.706 n.s. −0.012 0.966 n.s.
 Other −0.131 0.616 n.s. −0.220 0.396 n.s. 0.053 0.852 n.s.
  1. Correlation coefficients (R) and significance values (p) are presented, with significant correlations (p < 0.05) marked with an asterisk (*)
  2. FW fresh weight, DW dry weight, ns not significant