A study was conducted aiming to determine the plants species poisoning of zootechnical interest in 35 cities from Central and West regions of Rio Grande do Norte state, Brazil. It was interviewed 180 farmers, 20 veterinarians, 12 agriculture experts, and 5 agronomists. Data obtained in the interviews were compiled and analyzed using the software Epi Info version 6.04. The plant species responsible by greater number of poisoning outbreaks were Ipomoea asarifolia, Aspidosperma pyrifolium, Indigofera suffruticosa, Manihot carthaginensis subsp. glaziovii, Amorimia septentrionalis, Tephrosia cinerea, Anadenanthera colubrina var. cebil, Marsdenia megalantha, Anacardium occidentale, Cnidoscolus quercifolius, Crotalaria retusa, Froelichia humboldtiana, Ipomoea carnea, Leucaena leucocephala, Manihot esculenta, Mimosa tenuiflora, Nerium oleander, Prosopis juliflora, Ricinus communis, Sorghum bicolor, Sorghum halepense, and Urochloa (Brachiaria) decumbens.
plant poisoning; livestock; semiarid; epidemiology
