我国南方稻油三熟地区,长期存在着油菜与粮食作物争季节、劳力和肥料的问题,如再遇上秋旱或低温,往往完不成油菜播种计划,或因移栽的苗子小、季节迟,死苗多,产量低。根据黄冈地区和其他单位的经验,只要适当加大密度,晚直播或春播的油菜仍能达到亩产200斤左右。当移栽油菜完不成计划时,可搞晚直播;晚直播再 There are long-standing rapeseed and food crop disputes over the season in terms of oilseed and grain crops, labor and fertilizers in southern China’s rice paddies. In the event of an autumn drought or low temperature, rapeseed sowing programs are often not completed or seedling transplants are small and the season is late , Dead seedlings, low yield. According to Huanggang region and other units of experience, as long as the appropriate density, late live broadcast or spring sowing rape can still achieve about 200 kg per mu. When transplanting rape can not finish the program, you can engage in late live broadcast; late live broadcast again