今年入冬以来,我国华中地区降雨明显偏少,气温较往年偏高,土壤墒情严重不足,给大面积油菜生长带来一定影响。调查显示,不同地块油菜越冬苗情差异较大。部分播种、移栽早,水肥条件好的地块,油菜生长偏旺,甚至已经抽薹,也有部分地块的油菜苗小、苗弱,生长量明显不足,叶面积系数偏低,封行偏迟,有的甚至出现“穷抽苔”现象。当前油菜无论是生长过 Since the beginning of winter this year, the precipitation in central China has been obviously less than normal. The temperature in the central part of China is slightly higher than in previous years. The soil moisture is seriously insufficient, which has a certain impact on the growth of large-area rape. Survey shows that different plots of rape over the winter seedling differences. Part of the sowing, transplanting early, good water and fertilizer plots, rapeseed flourishing, and even bolting, there are some plots of rape seedlings, weak seedlings, significantly insufficient growth, leaf area coefficient is low, the package delay , And some even appeared “poor bolting moss” phenomenon. The current rape has grown either