the LC50of 3% Acetamiprid-L,10% Pyriproxyfen EC, 25% Tebuconazole WP was 1, 89 mg/L,4. 21 mg/L,9. 06 mg/L individually (belongs to middle toxicity grade) ;

• 试验结果表明；3%25啶虫脒水剂、5%25二嗪磷颗粒剂、10%25吡丙醚乳油、25%25戊唑醇可湿性粉剂、30%25二甲戊灵悬乳剂对鱼急性毒性LC50(96 h)分别为1.；89 mg/L；16