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- Silva, B.F.; Amarante, M.R.V.; Kadri, S.M.; Carrijo-Mauad, J.R.; Amarante, A.F.T.
- Veterinary parasitology 2008 v.158 no.1-2 pp. 85-92
- Haemonchus contortus; larvae; Urochloa decumbens; grasses; nematode infections; sheep diseases; feces; seasonal variation; sheep; disease transmission; gastrointestinal nematodes; field experimentation; fecal egg count; pastures; Brazil
- ... The present study aimed at evaluating the vertical migration of Haemonchus contortus third stage larvae (L3) on Brachiaria decumbens grass, as well as at verifying whether larval numbers on pasture varies over the day due to climatic conditions. Feces containing H. contortus L3 were deposited on the soil in the middle of herbage which was initially 30cm high. Seven days later, samples of different ...