共 12 条
[1]
ADAMS WM, 1969, J AM VET MED ASSOC, V154, P261
[2]
Day A M, 1977, N Z Vet J, V25, P136, DOI 10.1080/00480169.1977.34385
[3]
Day A M, 1977, N Z Vet J, V25, P139, DOI 10.1080/00480169.1977.34386
[4]
HELLEY JS, 1978, 70TH ANN M AM SOC AN
[7]
LYNE A. G., 1960, PROC AUSTRALIAN SOC ANIMAL PRODUCTION, V3, P153
[8]
MCDONALD LE, 1952, AM J VET RES, V13, P446
[9]
PLENDERLEITH RWJ, 1978, VET REC, V193, P502
[10]
TERBLANCHE H M, 1976, Journal of the South African Veterinary Association, V47, P113