“春雷一声响,油菜苗儿往上蹿”。立春后,气温回升,天气渐暖,越冬油菜由营养生长期转入营养生长和生殖生长并重期,对肥、水、气、热等生态诸因子的要求更高,管理稍有不当,就会影响其正常生长发育,从而不利于优质高产,所以生产上要注重培管。开沟排渍 油菜喜湿润的土壤环境,我 “Spring thunder rang, rape seedling child up 蹿.” After the spring, the temperature rise, the weather getting warmer, winter rape by vegetative growth into vegetative and reproductive growth and resumption of the fertilizer, water, gas, heat and other ecological factors more demanding, the management of a little improper, will Affect its normal growth and development, which is not conducive to high quality and high yield, so production should pay attention to the training. Ditch row rape Xi rape like moist soil environment, I