共 9 条
[3]
PILLOT J, 1964, ANN I PASTEUR PARIS, V107, P484
[4]
TAYLOR DJ, 1970, VET REC, V86, P416
[5]
TAYLOR DJ, 1971, RES VET SCI, V12, P177
[6]
Terpstra J. I., 1968, Netherlands Journal of Veterinary Science, V1, P5
[9]
WHITING RA, 1921, 257 PURD U AGR EXP S, P1