摘要
用水提法从无花果叶中提取杀虫有效成分,选取适当的溶剂、乳化剂、稳定剂等配成4%蜜果速杀乳油;对供试蚜虫进行室内毒力测定,结果表明,致死中浓度LC50为112μg/g,田间药效试验表明,300倍液喷施3 d后校正虫口减退率为66.51%。
4 % Miguosusha concentrate was made up by the water extract from fig, solvent, emulsifier and stabilizer. LC50 of 4 % Miguosusha concentrate on aphides in laboratory was 112rig/g, The correct mortality was 66.51% in field spray with 300-fold fluid of 4% Miguosusha after 3 days.
出处
《河南农业科学》
CSCD
北大核心
2006年第11期76-78,共3页
Journal of Henan Agricultural Sciences
基金
河南科技大学科研基金项目
关键词
无花果
杀虫剂
研制
药效
测定
Fig
Pesticide
Development
Pesticide effect
Measurement