title: A field trial to control Trichobilharzia brevis by dispersing eggs of Echinostoma audyi.
mesh_terms: D000818:Animals; D010856:Columbidae; D004199:Disease Vectors; D004372:Ducks; D004449:Echinostoma; D004531:Eggs; D005069:Evaluation Studies as Topic; D006801:Humans; D008195:Lymnaea; D008296:Malaysia; D010270:Parasite Egg Count; D010572:Pest Control, Biological; D012552:Schistosomiasis / Q000517:prevention & control*; D012908:Snails; D014867:Water
chemical_list: D014867:Water