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Table 3 Percentage contribution of sequences (%) evaluated at the phyla and genus level across three-kinds of incubated cotton by-products samples of 24 h

From: In situ rumen degradation characteristics and bacterial colonization of whole cottonseed, cottonseed hull and cottonseed meal with different gossypol content

Item CSH CSM WCS SEMa P-value
Phyla
 Bacteroidetes 54.8b 58.0b 32.6c 2.12  < 0.01
 Firmicutes 23.0c 26.5c 38.4b 2.94 0.03
 Proteobacteria 12.4b 2.9c 7.2b,c 1.40 0.02
 Cyanobacteria 0.8c 0.1c 14.0b 0.78  < 0.01
 Tenericutes 2.3c 5.9b 1.5c 0.45  < 0.01
 Spirochaetae 3.2 1.8 1.2 0.83 0.38
 Verrucomicrobia 1.2 1.9 2.1 0.53 0.55
 Actinobacteria 0.3 0.5 0.8 0.15 0.20
 SR1_Absconditabacteria 0.7b 0.6b 0.3c 0.06 0.02
 Unidentified 0.3 0.4 0.5 0.09 0.39
 Fibrobacteres 0.3 0.4 0.1 0.13 0.34
 Euryarchaeota 0.1 0.3 0.3 0.14 0.55
 Other 0.2 0.2 0.3 0.05 0.25
Genus
 Prevotellaceae UCG-001 1.2b 1.6b 0.4c 0.07  < 0.01
 Ruminococcaceae UCG-014 1.2b 1.5b 0.4c 0.18 0.02
 Prevotellaceae UCG-003 1.2 1.8 0.4 0.36 0.09
 Prevotella 7 2.0 3.2 1.6 0.70 0.33
 Succinivibrio 1.7b 0.6c 0.7c 0.13  < 0.01
 Ruminobacter 1.2b 0.2c 1.0b 0.14 0.01
 Selenomonas 1 0.9 0.9 1.6 0.30 0.30
 Succinivibrionaceae UCG-002 2.7b 0.8c 2.4b 0.21  < 0.01
 Rikenellaceae RC9 gut group 3.6c 6.5b 0.9d 0.52  < 0.01
 Treponema 2 2.7 1.7 0.9 0.70 0.33
 Succinivibrionaceae UCG-001 5.4b 0.4c 1.0b,c 1.11 0.07
 Erysipelotrichaceae UCG-002 2.3b,c 1.0c 3.8b 0.54 0.03
 Succinivibrionaceae UCG-002 0.3c 0.7c 2.6b 0.47 0.04
 Oribacterium 0.7 1.9 3.2 0.89 0.28
 Eubacterium coprostanoligenes group 0.5 0.8 2.3 0.82 0.35
 Lachnoclostridium 1 0.1 0.9 1.8 0.63 0.31
 Cercis gigantea 0.7c 0.1c 14.0b 0.79  < 0.01
 Succiniclasticum 2.1c 1.4c 9.3b 1.54 0.02
 Unidentified 23.3c 35.9b 22.3c 1.40  < 0.01
 Prevotella 1 29.6b 18.9c 13.7c 1.81  < 0.01
 Other 15.9 18.5 14.5 1.09 0.12
  1. CSH cottonseed hull, including 2 samples, CSM cottonseed meal, including 3 samples, WCS whole cottonseed, including 3 samples; each kind of sample was incubated in 3 cows simultaneously
  2. aSEM standard error of the difference of the means, n = 3
  3. b,c,dValues in a row within the same class without a common superscript are significantly different (P < 0.05)