共 14 条
[1]
ANDERSEN S, 1973, ACTA PATH MICRO IM B, VB 81, P650
[5]
Joergensen R. J., 1975, Veterinary Parasitology, V1, P151, DOI 10.1016/0304-4017(75)90017-5
[7]
MARTIN HM, 1926, 37 NEBR AGR EXP ST R
[8]
MORGAN D. O., 1931, JOUR HELMINTHOL, V9, P121, DOI 10.1017/S0022149X00030340
[9]
Ransom RH, 1922, J AMER MED ASSOC, V79, P1094
[10]
ROBERTS FHS, 1934, 1 YEER AN HLTH STN B