Management techniques of strong seedlings in winter

(agricultural get rich net) the first is to apply seedling fertilizer early. Early application of seedling fertilizer is beneficial to promote the growth before winter and achieve the high yield potential of strong seedlings in winter under the condition of higher temperature in the early stage. Seedling fertilizer should be applied early, mainly nitrogen fertilizer. The second is diligent ploughing and early weeding. After rape is alive, loosen the soil early, plough frequently, break the tangerine, loosen the soil, and increase the soil temperature. About 30 days after rape transplantation, when the field weeds reach 3 to 5 leaf stage, 10.8% EC can be sprayed early with 5% refined grass EC to kill new weeds. The third is to clear the ditch to cultivate the soil and check the seedlings to make up for the deficiency.