| helminth infections of sheep in north sumatra, indonesia. | gastrointestinal tracts of 73 indigenous sheep were obtained from the medan abattoir in north sumatra, indonesia, and examined for the presence of helminths. a total of 13 species of helminths, eight nematodes, one cestode and four trematodes were encountered. all sheep were infected by more than one species of nematodes. trichostrongylus colubriformis, t. axei and haemonchus contortus were the most common species. the intensity of the nematode infections was very high: the average burden was ov ... | 1996 | 8720574 |
| orientobilharzia species: neglected parasitic zoonotic agents. | parasites of the genus orientobilharzia belong to platyhelminthes, trematoda, digenea, schistosomatidae, and the type species is orientobilharzia turkestanicum. o. turkestanicum was first described by skrjabin from cattle in russian turkestan in 1913. adult worms of orientobilharzia species live in the portal veins or intestinal veins of cattle, sheep and other mammals, and often cause orientobilharziasis in china, india, mongolia, pakistan, iraq, iran in asia, and russia and turkey in europe. m ... | 2009 | 19081387 |