共 25 条
[2]
Metabolism of polyunsaturated fatty acids and their toxicity to the microflora of the rumen
[J].
ANTONIE VAN LEEUWENHOEK INTERNATIONAL JOURNAL OF GENERAL AND MOLECULAR MICROBIOLOGY,
2007, 91 (04)
:303-314
[3]
日粮阴阳离子平衡对不同泌乳阶段热应激奶牛的影响研究.[D].李秋凤.河北农业大学.2002, 02
[4]
Influence of dietary protein concentration and degradability on performance of lactating cows during hot environmental temperature..Higginbotham; G E;M Torabi;J. T. Huber;.J. Dairy Sci.1989,
[5]
现代奶牛养殖科学.[M].王加启主编;.中国农业出版社.2006,
[6]
奶牛营养需要.[M].(美)国家科学研究委员会组织修订;孟庆翔主译;.中国农业大学出版社.2002,