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作 者:乔虎平[1] 王金亮 江庆红 云月利[1] 王维[1] 彭宇[1]
机构地区:[1]湖北大学生命科学学院,湖北武汉430062 [2]湖南武冈县农业综合开发办,湖南武冈422400 [3]河南省商城县植保站,河南商城465300
出 处:《湖北大学学报(自然科学版)》2013年第1期29-32,共4页Journal of Hubei University:Natural Science
基 金:国家自然科学基金(31071895);湖北省自然科学基金(2011CDB063;2011CDB071);武汉市科技攻关项目(201120722216-3)资助
摘 要:测定"绿满园"水剂对柑桔红蜘蛛Panonychus citri的田间防治效果及对非靶标生物金鱼Carassius auratus的急性毒性.结果表明,64%"绿满园"水剂800倍和1 000倍稀释液在施药后7d和15d对柑桔红蜘蛛的防治效果均极显著地高于对照杀螨剂:15%扫螨净和57%炔螨特,其中以800倍稀释液防治效果最好,15d的防效达97.21%,800倍和1 000倍稀释液的防治效果差异不明显.金鱼的死亡率随"绿满园"浓度的升高和染毒时间的延长逐渐增加."绿满园"水剂对金鱼的急性毒性小于阿维菌素.The controlling role of Panonychus citri by "Li3manyuan" in the filed and the measurement of its acute toxicity to Carassius auratus were carried out. The results showed that, 15 days after spraying, the controlling roles of 800 folds and 1 000 folds dilution of 64% "Liimanyuan" to P. cirri was obviously higher than 15% pyridaben and 57% propargite. 800 fold dilution of "Liimanyuan" had the best controlling role to P. citri and the controlling effect was 97.21%. There was no significant difference on controlling effects between 800 folds and 1 000 folds dilution of "Liimanyuan" to P. cirri. The mortalities of C. auratus increased with the rise of the concentration and treatment time of "Lfamanyuan" and "Lt]manyuan" has lower acute toxicity to C. auratus than avermectin.
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