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本刊讯:广东省农科院植保所和广东化工厅化工处最近在广东清远县联合召开杀虫双现场药效鉴定会。一九八一年上半年,广东省农科院植保所和清远县测报站协作,在清远县用杀虫双防治水稻(早稻)稻纵卷叶螟和三化螟达18万亩次,效果良好。广东省农科院自一九七九年以来进行杀虫双防治水稻害虫的试验、示范,在盆栽试验的基础上,通过田间小区试验,在广东清远县,顺德县、东莞县、广东市郊区等地进行了较大
Our newsletter: Plant Protection Institute of Guangdong Academy of Agricultural Sciences and Guangdong Chemical Industry Department of Chemical Industry recently held a joint pesticide and insect double site efficacy appraisal meeting in Qingyuan County, Guangdong Province. In the first half of 1981, the Plant Protection Institute of Guangdong Provincial Academy of Agricultural Sciences collaborated with the Qingyuan County Memoire Station to control 180,000 mu of rice leaf roller and trifoliatum in paddy rice (early rice) in Qingyuan County with an effect of 180,000 mu good. Guangdong Academy of Agricultural Sciences since 1979, pest control double pest control experiments, demonstration, based on pot experiments, field trials in Guangdong Qingyuan County, Shunde County, Dongguan County, Guangdong suburbs Other places have been larger