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由农牧渔业部农作物病虫测报站负责,中国农科院油料所主持,冬油菜区10省13个单位参加的油菜病毒病预测预报研究课题,已取得了重大进展。油菜病毒病是我国油菜的一大病害,常在冬油菜区间歇性流行,据1980年统计,大发生年份可损失菜籽5亿公斤左右。以往我国虽有较多的调查报告,但均限于单一因子与病害的质量相关分析,测报方法处于经验预报水平;国外有关油菜病毒病的流行规律和测
By the Ministry of Agriculture, Animal Husbandry and Fisheries crop pest reporting station is responsible for the oil field by the Chinese Academy of Agricultural Sciences presided over the winter Rape 10 provinces 13 units to participate in the rape virus disease forecasting research topics, has made significant progress. Rape virus disease is a major disease of Chinese rape, often intermittent epidemic in the winter rapeseed area, according to statistics in 1980, the occurrence of large cannabis 500 million kilograms or so. In the past, although there were more survey reports in our country, they were all limited to the single factor and disease quality analysis, and the method of forecasting was at the level of empirical prediction. The prevalence and measurement of rape virus disease in foreign countries