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Table 3 Composition of the forages used as substrates before incubation

From: Roughage biodegradation by natural co-cultures of rumen fungi and methanogens from Qinghai yaks

 

Corn stalk

Wheat straw

Rice straw Oat straw Sorghum straw

S.E.M

Lignocellulose composition (g/kg DM)

DM

940 b

940 b

953 a 931 b 950 a

0.2

NDF

752 b

783 a

717 c 765 b 772 a

3.2

ADF

426 b

504 a

445 b 410 c 421 c

5.2

Cellulose

354 b

419 a

401 a 401 a 418 a

5.0

Hemicellulose

322 a

279 b

273 b 278 b 269 b

7.7

ADL

73 b

87 a

43 c 50 c 41 c

1.4

Phenolic acid (μg/g DM)

PA

63 b

96 a

84 a 90 a 60 c

3.6

VA

160 a

156 a

124 b 136 b 136 b

4.0

FA

7530 a

3757 c

6058 b 2500 c 5625 b

50.8

PCA

14,713 b

5039 c

7256 c 5105 c 26,507 a

36.9

  1. DM, dry matter; NDF, neutral detergent fiber; ADF, acid detergent fiber; ADL, acid detergent lignin; FA, ferulic acid; PCA, p-coumaric acid; VA, vanillic acid; PA, protocatechuic acid; S.E.M, standard error of mean
  2. a, b, c, d indicate statistical difference (p < 0.05)