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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