共 15 条
[4]
BREMNER KC, 1969, EXPT PARASITOLOGY, V25, P364
[6]
DARGIE JD, 1975, 13TH S BRIT SOC PAR, P1
[7]
ENTROCASSO CM, 1984, THESIS U GLASGOW
[8]
HENRIKSEN SA, 1981, EPIDEMIOLOGY CONTROL, P247
[9]
HOLMES PH, 1971, RES VET SCI, V12, P265