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甘肃省庆阳市农技推广中心、庆阳市农科院研究人员应用主成分分析法,通过防治效果、速效性、持久性、预测死亡率、检出率、急性膳食摄入风险和慢性膳食摄入风险7个指标,从田间防效和安全性两方面对5种杀虫剂对苹果绵蚜的田间应用效果进行了分析和综合评价。结果表明:7个田间防效和安全性综合评价指标可转化为安全性因子、防效因子和速效性因子3个
Gansu Province Qingyang City Agricultural Technology Promotion Center, Qingyang Academy of Agricultural Sciences researchers using principal component analysis, through the prevention and control effects, quick-acting, long-lasting, predict mortality, detection rate, acute dietary risk and chronic diet Intake risk of seven indicators, field efficacy and safety from the five insecticides against apple aphid field application effects were analyzed and comprehensive evaluation. The results showed that the comprehensive evaluation index of control and safety in seven fields could be transformed into three safety factor, anti-efficiency factor and quick-acting factor