共 11 条
[1]
BAXTER HD, 1972, J DAIRY SCI, V55, P398
[2]
BROWN CA, 1976, THESIS VIRGINIA POLY
[3]
VARIATION IN FORAGE PREFERENCE IN DAIRY-CATTLE
[J].
JOURNAL OF ANIMAL SCIENCE,
1974, 39 (06)
:1170-1179
[9]
MOE PW, 1970, 13 EUR ASS AN PROD P, P65
[10]
WIKTORSSON H, 1973, Swedish Journal of Agricultural Research, V3, P161