共 11 条
[1]
DUNGWALL JS, 1971, J AM VET MED ASS, V158, P1951
[2]
GILL BS, 1970, THESIS HAU HISSAR
[3]
KIRK H, 1952, VET REC, V64, P319
[4]
LUNDVALL R L, 1960, J Am Vet Med Assoc, V137, P308
[5]
PALLISTER EF, 1953, N AM VET, V34, P413
[6]
REICHEL E C, 1956, J Am Vet Med Assoc, V129, P8
[7]
REICHEL EC, 1950, VET REC, V62, P283
[8]
Sahay P. N., 1976, Indian Veterinary Journal, V53, P869
[9]
Schneider J.E., 1974, TXB LARGE ANIMAL SUR, P340
[10]
SINGH RATAN, 1962, INDIAN VET JOUR, V39, P614