机译:日粮含磷量对奶牛产奶量和产奶量的影响
Institute of Dairy Science, Zhejiang University, Hangzhou, P.R.China;
College of Animal Science and Technology, Zhejiang Agriculture and Forestry University, Lin'an, Hangzhou, P.R.China;
Institute of Dairy Science, Zhejiang University, Hangzhou, P.R.China;
Institute of Dairy Science, Zhejiang University, Hangzhou, P.R.China;
Institute of Dairy Science, Zhejiang University, Hangzhou, P.R.China;
Institute of Dairy Science, Zhejiang University, Hangzhou, P.R.China;
School of Veterinary Medicine, University of Pennsylvania, 382 West Street Road, 19348 Kennett Square, USA;