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近年来,呋喃丹广泛用于棉田防治棉蚜等害虫,取得了较好效果。鉴于各棉区土壤及生态环境不同,反映治蚜效果不一。值此,1980年研究了呋喃丹治蚜中影响药效的土壤因子及其在棉株内的传导,现整理如下。一、材料和方法供试药剂:3％呋喃丹颗粒剂(美国FMC公司生产) 供试土壤:粘土、沙土、两合土、盐碱土,均取于郑州各类型作物
In recent years, carbofuran widely used in cotton fields to control cotton aphids and other pests, and achieved good results. In view of the different cotton soil and ecological environment, reflecting the effect of aphids control different. In this regard, in 1980 to study the influence of carbofuran Dan aphid soil factor and its conduction in the cotton plant, are now organized as follows. Materials and methods Test agents: 3% carbofuran granules (produced by the United States FMC) for the test soil: clay, sand, two loam, saline soil, are taken from various types of crops in Zhengzhou