Skip to main content

Advertisement

Table 7 Average manure composition on monthly basis

From: The effect of feeding high fat diet to beef cattle on manure composition and gaseous emission from a feedlot pen surface

Parameters June July August September October
pH 5.5 a* ± 0.1 5.5 a ± 0.0 5.1 b ± 0.1 5.5 a ± 0.1 5.6 a ± 0.2
Moisture % 76.32 a ± 1.2 76.8 a ± 0.8 73.7 bc ± 1.2 75.3 ab ± 0.3 72.6 c ± 0.2
Ash % 11.3 a ± 1.5 9.0 abc ± 0.8 8.0 c ± 0.6 8.5 bc ± 0.5 11.0 ab ± 5.2
CP % 14.6 a ± 0.6 15.5 ab ± 0.5 16.2 b ± 1.2 15.1 ab ± 0.3 15.0 ab ± 0.9
TN % 2.3 a ± 0.1 2.5 ab ± 0.1 2.6 b ± 0.2 2.4 ab ± 0.0 2.4 ab ± 0.1
NH3-N (mM) 5.2 d ± 0.4 7.3 cd ± 1.9 14.5 a ± 2.5 9.3 bc ± 1.6 12.2 ab ± 5.0
TC (%) 43.8 a ± 0.6 44.4 a ± 0.6 44.1 a ± 0.8 44.2 a ± 0.5 41.5 b ± 3.1
TP % 0.1 a ± 0.0 0.1 a ± 0.0 0.1 a ± 0.0 0.2 a ± 0.0 0.1 a ± 0.0
K % 0.1 a ± 0.0 0.1 a ± 0.0 0.1 a ± 0.0 0.1 a ± 0.0 0.1 a ± 0.0
  1. * Values followed by the same letter in row are not significantly different at P ≤ 0.05; CP Crude protein, TN Total nitrogen, NH 3 -N ammonical nitrogen, TP Total phosphorus, K Potassium, TVFA Total volatile fatty acids, DM Dry matter