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本文在分析长江流域油菜病毒病流行规律的共同性的基础上,以鄞县历年的调查试验资料为依据,论述了长江流域地区油菜病毒病的主要防治措施及其理论基础。并提出,应以选用抗病高产品种为前提,适时播种,培育无病壮苗为基础,并配合苗床远离毒源作物,及时治蚜防病等措施,进行综合防治。由于本病是种间歇性流行病害,年际间发病程度相差很大,在制订防治计划时,一定要做好病害流行预测预报,根据病害流行程度决定综合防治
Based on the analysis of commonality of epidemic laws of rape virus disease in the Yangtze River Basin and on the basis of survey data of Yin County over the years, this paper discusses the main control measures and theoretical basis of rape virus disease in the Yangtze River Basin. It is suggested that the comprehensive prevention and control measures should be taken based on the selection of disease-resistant and high-yielding varieties as the prerequisite, timely sowing and cultivation of disease-free and seedling-growing seedlings, and the cooperation with the seedbed away from toxic crops and timely control of aphids. As the disease is a kind of intermittent epidemic disease, the annual incidence of a great difference in the development of prevention and control plans, we must make a good prediction of disease epidemic, according to the prevalence of the disease decided to comprehensive prevention and control