共 27 条
[11]
Hahn GL, 1997, LIVESTOCK ENVIRONMENT V, VOLS I AND II, P563
[12]
Hahn GL, 1999, J ANIM SCI, V77, P10
[13]
KELLY AP, 1986, CAN VET J, V27, P496
[15]
Loneragan G.H., 2004, Academy of Veterinary Consultants Summer Meeting, V32, P34
[17]
MACVEAN DW, 1986, AM J VET RES, V47, P2676
[18]
MARTIN SW, 1982, CAN J COMP MED, V46, P341
[20]
Ribble C. S., 1998, Proceedings of the Thirty-First Annual Conference American Association of Bovine Practitioners, Spokane, Washington, USA, 24-26 September, 1998., P104