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水稻二化螟是沈阳地区水稻生产的重要虫害，如防治不当对产量影响很大，１９９８年于洪区引进了１８％杀虫双撒滴剂，为验证该药剂杀虫效果，进行了如下试验。１试验材料与方法１．１供试药剂１８％杀虫双撒滴剂（安徽省和县农药厂）；３０％稻丰灵（江苏省农科院植保所农...
Rice stem borer (STI) is an important insect pest of rice production in Shenyang. If improper prevention and control have a great impact on the yield, 18% insecticidal double-drop dropping agent was introduced in Hong district in 1998. To verify the pesticidal effect, the following experiment was carried out . 1 test materials and methods 1.1 for the test agent 18% insecticidal double drop of pesticides (Anhui He County Pesticide Factory); 30% of the rice Fengling (Jiangsu Provincial Academy of Agricultural Sciences plant ...