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北京地区春稻钵盘旱育苗抛秧栽培技术规程︵试行︶一、育苗技术（一）准备钵体塑料育苗软盘１、育苗盘规程北京地区春稻抛秧育苗采用Ｄ５６１型中口径育秧盘，质量标准要求达到农业部《塑料钵水稻育秧盘标准》。钵体育秧盘ＰＶＣ片材厚度为０２１毫米±００２毫米；秧...
Cultivation techniques of seedlings for seedling raising in Spring Rice Bowl in Beijing (Trial Implementation) I. Nursery Technology (I) Preparation of Plastic Seedling Flounder for Bowl 1. Rules for Seedling Cultivation in Spring Paddy Rice Cultivation in Beijing The D561 type caliber seedling raising tray is used in Beijing. The quality Standard requirements to achieve the Ministry of Agriculture, “plastic bowl rice seedling tray standards.” Bowl sports trays PVC sheet thickness of 0 21 mm ± 0 02 mm; seedlings ...