论文部分内容阅读
大豆孢囊线虫(Heterodera glycines)病是山东省大豆最重要的病害之一。盆栽和田间试验结果表明:潍坊地区大豆孢囊线虫在夏大豆上年生三代,为1号生理小种。每百克土壤中有孢囊20个以上应进行轮作换茬防治,选用抗病黄豆品系8201,耐病品种丰收黄和用有效成分占豆种重量07%的35%呋喃丹液剂包衣,均具有较好的防治效果。
Heterodera glycines is one of the most important diseases of soybean in Shandong Province. Potted and field experiments showed that: Weifang soybean cyst nematode in summer perennial generation of three generations, as the No. 1 race. 20 cysts per hectare soils should be crop rotation prevention and treatment, selection of disease-resistant soybean line 8201, tolerant varieties Harvest yellow and the effective ingredient accounted for 07% of the weight of the seed of 35% carbofuran liquid coating, were Has good control effect.