共 23 条
[2]
BARKER IK, 1970, CANADIAN VET J, V11, P186
[5]
FRECHETTE JL, 1976, CAN VET J, V17, P114
[6]
GEDEN CJ, 1980, CORNELL VET, V70, P344
[7]
GRETILLA.S, 1970, CR ACAD SCI D NAT, V270, P239
[8]
Gupta V. P., 1970, Orissa Veterinary Journal, V5, P147
[9]
IVASHKIN VM, 1979, VETERINARYA MOSCOW, V7, P46
[10]
KLESOV MD, 1953, CONTRIBUTIONS HELMIN, P316