作者: Hiroshi Kanagawa , Motomu Onda , Kenji Oboshi , Oh Kyeong Kweon , Toshiyoki Seta
DOI:
关键词:
摘要: The relationship between serum total cholesterol levels 20 days before calving and disease occurrence rate in relation to milk producing capacity after was investigated. In cases where peak daily yield were below 30kg, the cows with 120-170mg/dl those 120mg/dl 22.6% 63.9%, respectively. less than significantly higher (P