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최준근(Jun-Keun Choi),정태성(Tae-Sung Jung),문윤기(Youn-Gi Moon),함진관(Jin-Kwan Ham),황미란(Mi-Ran Hwang) 한국농약과학회 2010 농약과학회지 Vol.14 No.3
Field experiments were carried out to establish economic threshold for com borer (Ostrinia furnacalis (Guenee) on waxy com plants by examining the number of adult insects caught in pheromone traps and the injury levels of waxy corn which were artificially controlled. Adult com borers were lured into the pheromone traps during the whole growth period in five areas in Gangwon province including Chuncheon. The number of com borers trapped was the greatest in Chuncheon followed by Cheolwon and Hongcheon, and the same trend was observed for injury level of waxy com. Based on marketable yield data of waxy com plants related to the artificially-controlled injury levels at tassel stage, spray threshold was determined as the injury level of 11~15%, where the injury of com plants exceeded the economically admitting level.