山药双膜催芽的方法和效果

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为了提早山药定植,争取较长生长季节,错开山药移栽和春插的农忙时节,保证适期移栽,早春山药种薯催芽时,覆盖平铺和拱架两层薄膜,可提前催芽,提早移栽。实践证明,能取得早熟增产的良好效果。1 技术操作1.1 秧床准备 选择地势高燥,背面向阳,无病虫害的田块,做成1.2~1.4m宽的 In order to early yam colonization, for a longer growing season, staggered yam transplanting and spring plug busy season, to ensure the proper transplanting, early spring yam seed germination, cover tiled and arch two films, can be premature germination, early Transplanting. Practice has proved that good results can be achieved early maturity and yield. 1 technical operation 1.1 seedbed preparation Select high terrain, back sunny, pest-free plots, made of 1.2 ~ 1.4m wide
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