共 67 条
[31]
MARTIN B, 1978, CURRENT TOPICS VET M, V3, P417
[33]
McNulty M. S., 1984, Recent advances in virus diagnosis, P15
[35]
MITCHELL D, 1976, CALF HOUSING HDB
[36]
NAYAK BC, 1979, INDIAN VET J, V56, P262
[37]
OMAR AR, 1966, RES VET SCI, V7, P379
[39]
PIRIE HM, 1981, VET REC, V108, P411, DOI 10.1136/vr.108.19.411
[40]
POTGIETER LND, 1977, AM J VET RES, V38, P1341