title: Long-term effects of level of intake and diet composition on the performance of lactating dairy cows. 2. Voluntary intake ration digestibility in heifers.
mesh_terms: D000821:Animal Feed / Q000592:standards; D000818:Animals; D002417:Cattle; D004063:Digestion; D004435:Eating; D002149:Energy Intake; D005260:Female; D007774:Lactation; D011247:Pregnancy