共 18 条
[2]
[Anonymous], 1980, NUTRIENT REQUIREMENT
[3]
DAVIS GH, 1794, NZ J EXPT AGR, V2, P393
[4]
FIELD H. I., 1957, Veterinary Record, V69, P832
[5]
FIELD H. I., 1957, Veterinary Record, V69, P788
[6]
IRWIN MR, 1979, J AM VET MED ASSOC, V174, P590
[7]
JOLLY RD, 1960, NZ VET J, V18, P13
[9]
EFFECT OF COPPER TREATMENT ON THE PERFORMANCE OF HYPOCUPREMIC CALVES
[J].
ANIMAL PRODUCTION,
1979, 29 (AUG)
:91-99