ICS 65.020.20 B 23 备案号： 湖 DB42 北 省 地 方 标 准 DB42/T 948－2014 早熟马铃薯高垄全覆膜栽培技术规程 Integrated cultural regulations of early maturity potato production by high ridge and plastic mulching （报批稿） （本稿完成日期：2013 年 12 月 5 日） 2014-02-28 发布 2014-05-28 实施 湖北省质量技术监督局 发布 DB42/T 948 —2014 目 次 目次..........................................................................................................................................................................I 前言........................................................................................................................................................................ II 1 范围.................................................................................................................................................................. 1 2 规范性引用文件..............................................................................................................................................1 3 术语和定义...................................................................................................................................................... 1 4 种植环境.......................................................................................................................................................... 2 4.1 产地环境.......................................................................................................................................................... 2 4.2 土壤条件.......................................................................................................................................................... 2 4.3 茬口安排.......................................................................................................................................................... 2 5 播种前准备...................................................................................................................................................... 2 5.1 种薯准备........................................................................................................................................................... 2 5.2 整地与施肥...................................................................................................................................................... 3 5.3 土壤防虫处理..................................................................................................................................................3 5.4 制垄与开沟...................................................................................................................................................... 3 6 播种.................................................................................................................................................................. 3 6.1 播种时间.......................................................................................................................................................... 3 6.2 播种深度.......................................................................................................................................................... 3 6.3 播种密度.......................................................................................................................................................... 3 6.4 播种方法.......................................................................................................................................................... 3 6.5 喷施除草剂...................................................................................................................................................... 3 6.6 覆盖地膜.......................................................................................................................................................... 4 7 栽培管理措施..................................................................................................................................................4 7.1 破膜放苗.......................................................................................................................................................... 4 7.2 植株调控.......................................................................................................................................................... 4 7.4 水份管理........................................................................................................................................................... 4 7.5 病虫害防治...................................................................................