共 45 条
[1]
BARKER IK, 1972, J PARASITOL, V86, P448
[2]
Battelli G., 1995, Parassitologia (Rome), V37, P215
[4]
BAUER C, 1984, TIERAERZTL WOCHENSCH, V97, P367
[5]
Beelitz P, 1994, Tierarztl Prax, V22, P377
[6]
Beelitz P, 1996, Tierarztl Prax, V24, P48
[7]
BEMRICK WJ, 1979, VET MED SM ANIM CLIN, V74, P77
[8]
CANESTRITROTTI G, 1985, ATT SOC ITAL SCI VET, V39, P750
[9]
COLEMAN SU, 1989, AM J VET RES, V50, P525
[10]
DEAN AG, 2002, EPI INFO 2002 DATABA