Title: Study on Field Control Effect of 4 Types of Pesticides to Athetis lepigone Larvas
Abstract: Larves of A.lepigone has serious harm to summer maize.It is controlled by spraying the chemical pesticides including Phoxim EC,DDVP EC,Cyhalothrin microemulsion ME and Chlorpyrifos EC.in production,but their control effect varies considerably.In order to find out the field control effect of the 4 types of pesticides,supply the effective control technic for production,the field spraying experiment was carried out on summer maize in Gucheng County of Hebei Province to clear the kinds and amount of application of pesticides with good control effect.The results showed that the control effect of Cyhalothrin microemulsion ME and Chlorpyrifos EC were more than 90%,and the control effect was increased with the increasing of amount of application per unit area.
Publication Year: 2012
Publication Date: 2012-01-01
Language: en
Type: article
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