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近年来,北方保护地蔬菜根结线虫危害日益严重[1],尤其在辽宁春茬和秋茬果菜类设施蔬菜受害更为严重[2],每年发生面积达到2万hm2以上,随着国家农业部的一系列禁限用高剧毒农药措施的出台,适用防治根结线虫病药剂严重短缺,缺乏理想的防控措施,使得防治工作越来越困难。1%申嗪霉素是一种抗生素类生物杀菌剂,由荧光假单孢杆菌M18经发酵提取而成[3],其对多种蔬菜土传病害具有明显的防治效果,并对线虫有一
In recent years, the root-knot nematodes in the protected areas of northern China have been harmed more and more seriously. In particular, the vegetables harvested during the spring stubble and autumn-stubble fruit and vegetable facilities in Liaoning Province have been more seriously harmed [2] and the annual area has reached more than 20,000 hm 2. Department of a series of restrictions with the introduction of highly toxic pesticides, the application of root canal nematode disease prevention and treatment of a serious shortage of drugs, the lack of an ideal control measures, making prevention and control more and more difficult. 1% Shendiomycin is an antibiotic biocide derived from Pseudomonas fluorescens M18 by fermentation [3], which has a significant control effect on many soil-borne diseases of vegetables and has a