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油菜是世界五大油料作物之一,其产量居油料作物总产量的第三位。菜籽油在我国、印度、法国、日本、德国、加拿大、澳大利亚和东南亚各国是重要的食用油。油菜亦是我国的主要油料作物之一,据1983年统计,全国油菜种植面积达5503.5万亩,总产428.7万吨,分别占世界油菜种植面积和总产的近三分之一,面积仅次于印度,居第二位,总产居第一位。长江和黄淮流域有食用菜籽油习惯的约四亿人。据1981年统计,全国年平均每人食油占有量为3.65公斤,其中菜籽油1.35公斤,占36％。近年来,随着我国油菜生产的迅猛发展,不仅很快解决了较长一段时期的食油不足,而且迅速由食油进
Rape is one of the world’s top five oilseed crops and its output ranks third in the total output of oilseed crops. Rapeseed oil in our country, India, France, Japan, Germany, Canada, Australia and Southeast Asian countries is an important edible oil. Rape is also one of the major oilseed crops in China. According to statistics in 1983, the total area planted with rapeseed reached 55.535 million mu and the total output was 4,287,000 tons, accounting for nearly one-third of the world’s rapeseed area and total output respectively, In India, ranking second, total production in the first place. There are about 400 million people in the Yangtze River and Huanghuai basin that have the habit of consuming rapeseed oil. According to the statistics of 1981, the annual average amount of edible oil in the country is 3.65 kilograms, of which rapeseed oil 1.35 kilograms, accounting for 36%. In recent years, with the rapid development of rapeseed production in our country, not only the lack of cooking oil for a long period of time has been solved,