共 13 条
- [1] Banks P. M., 1979, Rhodesian Veterinary Journal, V10, P17
- [3] BOVINE LEPTOSPIROSIS - SEROLOGICAL AND CLINICAL-STUDY [J]. VETERINARY RECORD, 1976, 99 (20) : 387 - 391
- [4] FAINE S, 1982, WHO PUBLICATION, V67, P54
- [5] Feresu S.B., 1982, ZIMB SC NEWS, V16, P228
- [6] Graf H T, 1965, Cent Afr J Med, V11, P363
- [9] Mossop R T, 1974, Cent Afr J Med, V20, P12
- [10] SOKAL, 1981, BIOMETRY PRINCIPLES, P728