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Table 1 Compositions of dry grass and grass silage before HTT

From: Ensiling and hydrothermal pretreatment of grass: consequences for enzymatic biomass conversion and total monosaccharide yields

Biomass

Grass

Grass silage

 

(w/w)% of DM

(w/w)% of DM

Glucan

25.2 ± 0.9

24.2 ± 0.3

Xylan

14.1 ± 0.5

14.5 ± 0.2

Arabinan

2.1 ± 0.1

2.4 ± 0.1

Klason lignin

9.3 ± 0.1

9.3 ± 0.1

Ash

8.0 ± 0.5

5.3 ± 0.0

Ethanol Extractives

11.9 ± 0.1

10.5 ± 0.4

H2O Extractives

21.1 ± 1.1

25.0 ± 1.5

Residual

8.2

8.9

  1. Numbers are presented as weight percentages of biomass DM, followed by standard deviations (in parenthesis). There were no significant differences row-wise (p >0.05) for any of the values for grass and silage. DM, dry matter; HTT, hydrothermal treatment.
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Biotechnology for Biofuels and Bioproducts

ISSN: 2731-3654

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