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Vetch associated disease (hairy vetch poisoning) was observed in 8 herds of dairy cows in the state of Rio Grande do Sul, southern Brazil. In the pasture where 4 of these 8 herds were, Vicia villosa was the only vetch species represented, while cattle in the remaining 4 herds had access to both V
Vicia villosa (hairy vetch) is used as a forage source in some cattle-producing areas in Argentina. The plant had no previous reports of toxicity in this country. A herd of 33 Aberdeen Angus bulls grazed during 20 days in October on a pasture composed mainly of hairy vetch. Eight animals developed
Plant sugar is an essential dietary constituent for mosquitoes, and hemipteran honeydew is one of the many forms of plant sugar that is important to mosquitoes. Many insects rely on volatile honeydew semiochemicals to locate aphids or honeydew itself. Mosquitoes exploit volatile semiochemicals to