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大白菜病毒病是大白菜三大病害之一.我国五十年代开始研究此病.在药剂防治和综合防治技术方面取得了很大成绩,但对毒原的研究报道较少,对河北中南部地区侵染大白菜的毒原尚无人研究.为了提高防治效果和为抗病育种提供科学依据,我们于1984年秋大白菜病毒病发病期分别在保定、石家庄、邯郸和峰峰矿区等白菜主产区,采集具有明显病毒病症状的白菜标样556份(保定100份、石家庄299份、邯郸67份、峰峰矿区90份),集中栽在本所经过土壤
Chinese cabbage virus disease is one of the three major diseases of Chinese cabbage.China began to study the disease in the 1950s in the prevention and treatment of chemicals and comprehensive prevention and control technology has made great achievements, but few reports on the virulence of central and southern Hebei In order to improve the control effect and provide a scientific basis for disease-resistant breeding, we found that in the autumn of 1984, the incidence of Chinese cabbage virus were in the Baoding, Shijiazhuang, Handan and Fengfeng mining areas, respectively Producing areas, collecting samples with obvious symptoms of cabbage cabbage 556 samples (Baoding 100, Shijiazhuang 299, Handan 67, Feng Mine 90), concentrated planting in the soil through the soil