【摘要】 田间试验证明，１８％高渗氧乐果乳油对小麦蚜虫的防治效果与４０％氧乐果乳油相当，其使用浓度以１５００倍液为宜。更多还原

【Abstract】 The results of field trial indicated that control effects of high osmosis omethoate 18EC were similar to omethoate 40EC on wheat aphides.It was suitable to use 1500 times diluents in the field.更多还原