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为研究水稻二化螟更合理的综合防治技术,完善无公害水稻生产技术,我们使用21%吡·唑磷EC进行田间应用技术研究,确定该药剂对水稻二化螟具较好防效,同时对稻飞虱有一定兼治作用,可作为综合防治水稻病虫的一项措施。1材料与方法1.1供试药剂21%吡·唑磷EC(连云港市华怡化工有限责?
In order to study the more reasonable integrated control technology of rice stem borer and improve the pollution-free rice production technology, we used 21% pyrazole-phosphorous EC to study the field application technology and determined that the pesticide had a good control effect on rice stem borer Some planthopper have both the role of governance, can be used as a comprehensive prevention and control of rice pests and diseases of a measure. 1 Materials and Methods 1.1 Test agents 21% pyrazole phosphorus EC (Lianyungang Hua Yee Chemical Co., Ltd.?