日粮磷水平对泌乳奶牛生产性能及磷排放的影响
赵恒聚, 高艳霞, 李秋凤, 曹玉凤, 李建国
Effect of Dietary Phosphorus Level on Performance and Phosphorus Excretion of Lactating Dairy Cows
ZHAO Heng-Ju, GAO Yan-Xia, LI Qiu-Feng, CAO Yu-Feng, LI Jian-Guo
中国农业科学 . 2011, (22): 4687 -4693 .  DOI: 10.3864/j.issn.0578-1752.2011.22.016