|
Samples
|
Yielda,c (%)
|
Sugar compositionb,c (relative %)
|
|---|
|
Ara
|
Gal
|
Glu
|
Xyl
|
Man
|
GluA
|
GalA
|
|---|
|
H0.15%
|
7.3 ± 0.3
|
29.4 ± 0.9
|
9.4 ± 0.3
|
10.3 ± 0.3
|
45.1 ± 1.5
|
1.1 ± 0.0
|
2.7 ± 0.0
|
2.0 ± 0.0
|
|
H0.3%
|
5.8 ± 0.2
|
29.8 ± 1.0
|
10.2 ± 0.3
|
8.8 ± 0.2
|
46.2 ± 1.5
|
ND
|
2.0 ± 0.0
|
3.0 ± 0.1
|
|
H0.5%
|
33.9 ± 1.6
|
28.6 ± 0.9
|
10.3 ± 0.3
|
7.8 ± 0.2
|
48.1 ± 1.5
|
1.0 ± 0.0
|
2.5 ± 0.0
|
1.6 ± 0.0
|
|
H1.0%
|
13.9 ± 0.6
|
29.0 ± 0.9
|
8.4 ± 0.2
|
3.7 ± 0.1
|
52.8 ± 1.6
|
1.1 ± 0.0
|
1.8 ± 0.0
|
3.2 ± 0.1
|
|
H1.5%
|
11.3 ± 0.5
|
22.7 ± 0.7
|
6.4 ± 0.2
|
12.8 ± 0.4
|
54.2 ± 1.7
|
ND
|
1.0 ± 0.0
|
2.9 ± 0.0
|
|
H2.5%
|
8.7 ± 0.4
|
18.3 ± 0.6
|
3.9 ± 0.1
|
13.5 ± 0.4
|
62.5 ± 2.1
|
ND
|
0.6 ± 0.0
|
1.2 ± 0.0
|
- aYields of the hemicelluloses, calculated as [(the weight of the hemicelluloses obtained in each alkaline extraction)/(the weight of the hemicelluloses in the delignified ryegrass)] × 100%;
- bAra, arabinose; Gal, galactose; Glu, glucose; Xyl, xylose; Man, mannose; GalA, galacturonic aicd; GluA, glucuronic aicd; ND, not detected
- cThe values are mean ± SD of three parallel determinations
