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Seasonal variation in gastrointestinal and pulmonary nematode infections in cattle on a dairy farm in Minas Gerais State, Brazil, was studied between January 1993 and March 1995 by the monthly examination of faecal samples from calves for helminth ova. Cooperia, Haemonchus, Trichuris,...

Lima, W. S.; Fakuri, E.; Guimarães, M. P.; Malacco, M. A.
Revista Brasileira de Parasitologia Veterinária, 1997, 6, 2, pp 97-103