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1、清沟沥水,培土壅根雪后结冰容易引起田埂倒塌和沟渠堵塞,化雪后要利用晴好天气彻底清理田内三沟,及时清沟排水,降低田间湿度,同时加深田外沟渠,预防渍害发生。解冻后可利用清沟的土壤进行培土壅根,特别是拔根掀苗现象比较严重的田块更要注意培土壅根,以减轻冻害对根系的伤害。
1, clear the ditch drained, earthwork 壅 root snow after icing easily lead to collapsed fields and ditches blocked, snow after the use of fine weather to thoroughly clean the trenches in the field, timely ditch drainage, reduce field humidity, while deepening the trench trench to prevent stains Harm happened. After thawing can be used to soil ditch soil ditch root, especially the more difficult to lift the seedlings off the field more attention should be paid to soil preparation, in order to reduce the harm of freezing damage to the roots.