共 30 条
[1]
Balachandran K., 1973, Ceylon Veterinary Journal, V21, P66
[2]
BIENFET V, 1965, ANN MED VET, V109, P448
[3]
BOYD H, 1972, VET REC, V91, P193
[5]
DOWNIE JG, 1975, THESIS U ABERDEEN
[6]
DUNN TG, 1969, J ANIM SCI, V29, P719
[8]
Francos G, 1974, Dtsch Tierarztl Wochenschr, V81, P135
[10]
Gerber H, 1974, Schweiz Arch Tierheilkd, V116, P369