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1、覆土法:在土地封冻前5—6天,幼苗地上部用步道土掩埋,盖土时先在苗床的一侧用土起一条低垄,然后将苗向一个方向压靠在土垄上,逐渐盖土,厚度不少于5厘米,以不露苗梢为度。床边、垄边要多覆土。翌年春季芽开始萌动时,将土分两次撤去。第一次撤去1/2,将苗梢露出,第二次全部撤去,使土还原。撤土后立即浇水。2、假植法:在土壤封冻前,选地势高燥,排水良好背风处,挖一深、
1, soil cover method: 5-6 days before land freezing, seedling shoots buried above the ground with soil, cover the soil when the first side of the seedbed with soil played a low ridge, and then the seedlings pressed in one direction on the ridge, Gradually cover the soil, the thickness of not less than 5 cm, to show off the tip of the shoot for the degree. Bedside, ridge to cover more soil. The following spring buds began to sprout, the soil was removed twice. The first withdrawal of 1/2, the Miao tip exposed, the second all removed, the soil restored. Water immediately after the withdrawal of soil. 2, fake planting law: frozen in the soil before the election of high terrain dry, well drained leeward, dig a deep,