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油菜是中国最为重要的油料作物之一,我国每年种植的油菜面积超过6000万公顷,居世界第一。油菜在我国分布极广,北起黑龙江,南至海南,西起新疆,东至沿海各省,不论是海拔4000米以上的青藏高原,还是地势低平的长江中下游平原,均有种植。其中,长江中下游平原气候条件适宜,油菜成为理想的冬闲农作物与水稻轮作物,是
Rape is one of the most important oil crops in China. The annual area of rapeseed planted in China is more than 60 million hectares, ranking the first in the world. Rape widely distributed in our country, north of Heilongjiang, Hainan to the south, west of Xinjiang, east of the coastal provinces, whether it is the altitude of 4000 meters above the Qinghai-Tibet Plateau, or low-lying plain in the middle and lower reaches of the Yangtze River Plain, are planted. Among them, the climate in the middle and lower reaches of the Yangtze River is suitable for climatic conditions, and rape has become an ideal crop for winter and leisure crops and rice crops.