The prevalence of disease and insect pest is one of the factors, which restrict the yield in rape production.
在油菜生产中，病虫害的发生是油菜高产稳产的限制因子之一。
China's Yangtze River drainage area is the main producing areas of rapeseed, and Hubei province is truly the largest rape production and rapeseed commodity distribution center.
长江流域是我国油菜籽的主产区，而湖北是名副其实的全国油菜生产大省和商品油菜籽集散地。
The key points are to increase the quality of China's rape and reduce the production cost and strengthen the comprehensive utilization in order to improve the competitive power of China's rape.
要提高中国油菜的竞争力，关键是要提高中国油菜的品质、降低生产成本和加强油菜的综合利用。
China is a major consumer as well as a major producer of rapeseed in the world. Rapeseed oil is our first source of oil. The annual acreage and production of rape rank first in the world.
我国是世界油菜生产和消费大国，油菜为我国第一大植物油源，我国年均油菜面积和总产居世界首位。
The seed production bases for producing two-line hybrid rape varieties of Qianyou series bred by Guizhou Institute of Oil Crops have been established since 1996.
贵州省油料研究所从1996年开始利用所选育的、具有自主知识产权的黔油系列两系杂交油菜品种建立优质杂交油菜制种基地。
The rape, which is one of the mostly oil-crops, is an important source of edible oil and protein feedstuff as well as raw material for industrial production.
油菜是世界上主要油料作物之一，是重要的食用油源和蛋白质饲料来源，也是重要的工业原料。
It is therefore concluded that wheat adjacent to rape made natural enemies transfer more easily, and improved wheat production.
总之，油菜小麦邻作模式有利于麦蚜主要天敌向小麦田转移，并能提高小麦的产量和生物量。
It is therefore concluded that wheat adjacent to rape made natural enemies transfer more easily, and improved wheat production.
总之，油菜小麦邻作模式有利于麦蚜主要天敌向小麦田转移，并能提高小麦的产量和生物量。
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