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Table 1 Composition of untreated corn stover fractions (percentage of dry matter)

From: Glucose recovery from different corn stover fractions using dilute acid and alkaline pretreatment techniques

Composition Cob Stalk Leaf
Cellulose (%) 32.56 ± 0.19b 40.45 ± 1.46a 33.56 ± 0.89b
Hemicellulose (%) 38.42 ± 1.45a 20.66 ± 1.15d 25.00 ± 1.63c
Lignin (%) 15.59 ± 0.56e 19.75 ± 0.65d 14.35 ± 0.32e
Ash content (%) 1.39 ± 0.01g 2.25 ± 0.10g 5.70 ± 0.25f
Others (%) 12.04 ± 0.00 16.76 ± 0.00 21.32 ± 0.00
  1. As shown in Table 1 the superscripts (a, b, c, d, e, f and g) indicate comparison in composition between the different constituents
  2. Identical letters within a row represent no significant difference in the observed data at 5% level significance