[ 发表于: Journal of Veterinary Research ]
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Epidemiology of gastrointestinal helminths infections in Dorper sheep in a semi-arid area of Kenya
2004
Ng'ang'a, C.J. | Maingi, N. | Munyua, W.K. | Kanyari, P.W.N. (Nairobi Univ. (Kenya). Veterianry Pathology Dept.)
National Department of Agriculture, Agricultural Information Centre - South Africa
Endemic stability for Theileria parva infections in Ankole calves of the Ankole ranching scheme, Uganda
2004
Kivaria, F.M. (Animal Research Inst., Dar es Salaam (Tanzania). Population Studies) | Heuer, C. | Jongejan, F. | Okello-Onen, J. | Rutagwenda, T. | Unger, F. | Boehle, W.
National Department of Agriculture, Agricultural Information Centre - South Africa