共 7 条
- [1] AKEREJOLA O O, 1979, Bulletin of Animal Health and Production in Africa, V27, P65
- [2] CUTLIP RC, 1976, AM J VET RES, V37, P1377
- [3] GISLASON G, 1947, ICELAND MINISTRY AGR, P235
- [5] RAJYA BS, 1964, AM J VET RES, V25, P61
- [6] SUVEGES T, 1973, ACTA VET ACAD SCI H, V23, P205