ICS65.020.20 CCSB22DB2305 双鸭山市地方标准 DB2305/T021—2024 __________________________________________________________________________________________ 高粱高产栽培技术规程 2024-08-20发布 2024-09-20实施__________________________________________________________________________________________ 双鸭山市市场监督管理局发布 DB2305/T021—2024 I目次 前言.....................................................................................................................................错误！未定义书签。 1范围..........................................................................................................................................................................1 2规范性引用文件......................................................................................................................................................1 3术语和定义..............................................................................................................................................................1 4产地环境..................................................................................................................................................................1 5品种选择及种子处理..............................................................................................................................................1 5.1品种选择...........................................................................................................................................................1 5.2种子处理...........................................................................................................................................................1 6选地与整地..............................................................................................................................................................2 6.1选茬与选地.......................................................................................................................................................2 6.2整地...................................................................................................................................................................2 7播种..........................................................................................................................................................................2 7.1播种期...............................................................................................................................................................2 7.2播种深度...........................................................................................................................................................2 7.3播种密度...........................................................................................................................................................2 8施肥..........................................................................................................................................................................3 8.1施肥原则...........................................................................................................................................................3 8.2施肥方法...........................................................................................................................................................3 8.3施用量...............................................................................................................................................................3 9田间管理..................................................................................................................................................................3 9.1间苗、定苗.......................................................................................................................................................3 9.2中耕...................................................................................................................................................................4 9.3化学除草......................................................