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油菜是我国重要的油料作物,栽培已有二千年的历史,近年来种植面积不断扩大。菜油占人民食用油的三分之一以上,又是工业和医药的原料。菜饼是优良的饲料和有机肥。油菜有大量根叶花残留在田里,可以作肥料,而且它的根系分泌物能使土壤中难溶性磷溶解。因此,油菜茬也是水稻的良好前作。发展油菜生产不仅关系到人民生活和工业建设,增加社员收入,还有利于稻棉高产。
Rape is an important oilseed crop in China. It has been cultivated for 2,000 years. In recent years, its planting area has been constantly expanding. Vegetable oil accounts for more than one-third of the people eat oil, but also industrial and pharmaceutical raw materials. Vegetable cake is excellent feed and organic fertilizer. Rape has a lot of roots and leaves remain in the field of flowers, can be used as fertilizer, and its root exudates can make the soil insoluble phosphorus dissolved. Therefore, rapeseed is also a good prerequisite for rice. The development of rapeseed production is not only related to the people’s life and industrial construction, increasing the income of members, but also conducive to the high yield of rice and cotton.