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Table 1 Corn stover composition for early and late harvest stover fractions.

From: Optimizing harvest of corn stover fractions based on overall sugar yields following ammonia fiber expansion pretreatment and enzymatic hydrolysis

  

Corn stover fraction composition (% dry biomass)

Corn stover fraction

Glucan

Xylan

Acid-insoluble lignin

Ash

Other

Early

Leaves

27.5b ± 3.2

17.8e ± 1.7

13.2bc ± 0.7

7.3a ± 0.13

34.2

 

Stem

35.1a ± 2.6

19.0de ± 1.1

14.9bc ± 0.2

3.4c ± 0.10

27.6

Late

Leaves

35.3a ± 1.2

21.8cd ± 0.6

13.6bc ± 1.7

6.0b ± 0.25

23.3

 

Stem

37.8a ± 0.9

23.6bc ± 0.4

16.9b ± 0.5

2.4d ± 0.08

19.3

 

Husk

39.0a ± 2.2

26.5b ± 1.5

11.6c ± 0.3

2.1e ± 0.11

20.8

 

Cob

27.5b ± 1.1

32.3a ± 1.3

25.8a ± 2.6

1.1f ± 0.02

13.3

  1. Values with different superscripts in an individual column were statistically different using Tukey's pairwise comparison with α = 0.05. [The 'other' column determined by difference from 100%.]