Table 4.
Items | Ground corn cob replacement (%)
|
SEM | Contrast1
|
|||||
---|---|---|---|---|---|---|---|---|
0 | 33 | 67 | 100 | L | Q | C | ||
Microbial protein synthesis | ||||||||
Microbial N supply (g N/d) | 61.9 | 46.7 | 53.7 | 50.7 | 6.37 | ns | ns | ns |
EMNS (g N/kg OMDR) | 22.1 | 16.2 | 22.1 | 18.4 | 2.06 | ns | ns | ns |
L = Linear, Q = Quadratic, C = Cubic. ns = p>0.05.
SEM = Standard error of the mean. OMDR = Organic matter digested in the rumen. EMNS = Efficiency of microbial N supply.