农药的生态安全特性指标Q方程的研究
A study on the Q equation of pesticide ecological safety coefficient.
傅和玉
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DOI：10.7679/j.issn.2095-1353.2001.100
作者单位：北京教育学院,100011
中文关键词：Q方程;生态安全系数;农药;麦长管蚜;七星瓢虫
英文关键词：Q equation; ecological safety coefficient; insecticide; English grain aphid; lady beetle
中文摘要：以北京地区冬小麦麦田的麦长管蚜Macrosiphumavenae (Fabricius)与七星瓢虫Coccinellaseptem punctataLinnaeus幼虫为实验材料 ,选择抗蚜威、乐果、氰戊菊酯 3种常用农药 ,改传统的死亡几率值为存活几率值 ,得到 6条剂量对数—存活几率值回归直线和 6个方程。定
英文摘要：Toxicities of three insecticides, pirimicarb, dimethoate and fenvalerate, to both English grain aphids, Macrosiphum avenae(Fabricius), and larvae of lady beetle, Coccinella septempunctata Linnaeus, collected from winter wheat field were assa