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A study was design to evalutate the effect of Pithomyces chartarum fungus on steers grazing Brachiaria decumbens, and the effect of zinc applied to the soil and added to the mineral supplement to aid in the prevention of photosensitivity. Twenty steers crossbred zebu, 10-12 months old were used f...
Infectious laryngotracheitis was diagnosed for the first time in Valle del Cauca, Colombia and confirmed by histopathological and virological methods. Descriptions were made of the history of the outbreak, and gross and microscopic lesions produced by the virus
Following a serological evaluation on the prevalence of leptospiral serotypes in a beef cattle herd in Colombia, three leptospires were recovered from affected cows. The animals came from an extensive native savanna pasture where the disease is apparently masked by malnutrition. The isolations we...
A strain of Leptospira isolated from the kidney tissue of a "chucha" (Caluromys philander), a common opossum of the eastern savannahs of Colombia, proved to be a new serovar in the Tarassovi group. The name, serovar carimagua, type strain 9160, is proposed
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