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油菜是重要的油料作物之一,主要分布在长江流域各省。在长江流域各省,因可在冬季种植,不与当地的主要粮食作物——水稻争地,因此发展前途非常的大。在长江流域各省所栽培的油菜,虽然品种繁多,但可大致分成为两个类型。第一种类型的形态特征与白菜相类似,通常称为小油菜,或称甜油菜、矮油菜、白油菜、青油菜、花油菜、田油菜,学名为Brassica chinensis L.。第二种类型的形态特征与芥菜相类似,通常称为大油菜,或称腊油菜、高油菜、苦油菜、辣油菜、高脚油菜,学名为Brassica juncea Czern。大
Rape is one of the important oil crops, mainly distributed in the provinces of the Yangtze River. In the provinces of the Yangtze River basin, the development is very promising because they can be cultivated in winter and will not compete with the major rice crop in the region - rice. Rape cultivated in the provinces of the Yangtze River Basin, though of wide variety, can be roughly divided into two types. The first type of morphological characteristics similar to cabbage, commonly known as small rape, or called sweet rape, dwarf, rape, rapeseed, canola, field Rape, scientific name Brassica chinensis L. The second type of morphological characteristics similar to the mustard, commonly known as the big rape, or rapeseed, rape, bitter rape, spicy canola, ramets, scientific name Brassica juncea Czern. Big