Relative partitioning of N from alfalfa silage, corn silage, corn grain and soybean meal into milk, urine, and feces, using stable 15N isotope
Keywords: APE; atom percent excess; AS; alfalfa silage; BW; body weight; CG; corn grain; CP; crude protein; CS; corn silage; DIM; days in milk; DM; dry matter; DMI; dry matter intake; EAA; essential amino-acids; FPCM; Fat and protein corrected milk; MP; metabolizab