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通过调查分析认为 ,大连市甘薯茎线虫病〔Ditylenchusdipsaci (K櫣ｈｎ)Filip〕严重发生主要是与到重病区引种 (苗 )、多年重茬种植、忽视田间卫生、缺乏抗 (耐 )病品种、生产上没有对症防治药剂有关。 4年的试验、示范表明 ,在防治对策上应以严格检疫制度、合理轮作、改善栽种环境、建立无病苗种田、推广抗 (耐 )病品种为主 ,药剂防治使用 5 %神农丹颗粒剂 ,采用穴施的方法 ,防效可达 88.3 %～ 96 .3 %。
According to the investigation and analysis, the serious occurrence of Ditylenchus dipsaci (K 櫣 hn) Filip in Dalian is mainly related to the introduction (seedling) to heavy ward, planting for many years, ignoring the field health, lacking of resistant varieties, There is no symptomatic prevention and treatment agents. 4 years of trial and demonstration show that in the prevention and control measures should be strict quarantine system, reasonable rotation, improve the planting environment, the establishment of disease-free seed farming, promotion of resistant varieties, the use of 5% Shennongdan particles Agent, the method of applying points, anti-efficiency up to 88.3% ~ 96 .3%.