论文部分内容阅读
生测结果显示沙蚕硫甲磷对小麦禾缢管蚜的致死中浓度ＬＣ５０值为１０ｍｇ／ｋｇ。田间药效试验结果表明沙蚕硫甲磷２７０ｇ／ｈｍ２对小麦穗期禾缢管蚜药后５天、７天的防效均为９８％以上
The results of bioassay showed that the LC50 value of thiopyroxacin on wheat Aphis gossypii was 10 mg / kg. Field efficacy test results showed that 270g / hm2 of silkworm silkworm Aphid response to wheat aphids 5 days, 7 days after the control effect of more than 98%