earticle

영어

The pesticide activities of biotic pesticide [Sophora flavescens Aiton (30%), Derris elliptica (30%) , Neem oil (30%) extrct] was tested by the broth dilution method and leaf disk method against Tetranichus Urticae, Myzus persicae. The Biotic pesticide was observed 1day, 3day, 5day. The result of using biotic pesticide extracts as a pesticide showed over 89.5%, 73.1%, 70.1% succes rate within 5 day in eliminating Tetranichus Urticae. And result of experimental field
showed over 85%, 71%, 70% succes rate within 7day.And biotic pesticide was shower stringer activity against hatching rate, trapnest of Tetranichus Urticae.