How much energy is required for the complete utilization of 100 g urea ( N = 45 %) into microbial protein if supplemented in ration of ruminants ?

Urea is being  used as NPN source by ruminants for Microbial crude protein synthesis. But for its efficient utilization there is need of energy sources like grains. Can any one suggest the amount...

10 October 2016 2,411 1 View