ICS65.020.20 B31 团 体 标 准 T/YNRZ028-2022 西瓜种苗育苗技术规程 Technicalregulationsforwatermelonseedlingraising 2022-12-12发布 2023-01-05实施 云南省热带作物学会  发布 全国团体标准信息平台 全国团体标准信息平台 T/YNRZ028-2022 I目次 前言...............................................................................III 1范围.................................................................................1 2规范性引用文件.......................................................................1 3术语和定义...........................................................................1 4场地选择.............................................................................1 5育苗设施.............................................................................1 5.1棚室及温控设施.....................................................................1 5.2苗床规格...........................................................................1 6种子准备.............................................................................1 6.1品种选择...........................................................................1 6.1.1西瓜品种选择.....................................................................1 6.1.2砧木品种选择.....................................................................2 6.2种子质量...........................................................................2 6.3用种量..............................................................................2 7直播育苗.............................................................................2 7.1育苗时间...........................................................................2 7.2穴盘选择与消毒.....................................................................2 7.3基质选择...........................................................................2 7.4种子消毒...........................................................................2 7.5浸种...............................................................................2 7.6破壳...............................................................................2 7.7催芽...............................................................................2 7.8播种...............................................................................2 7.9摘除种皮...........................................................................2 8嫁接育苗.............................................................................2 8.1砧木和接穗播种.....................................................................3 8.2嫁接时间...........................................................................3 8.3嫁接前准备.........................................................................3 8.4嫁接方法...........................................................................3 8.4.1顶插接法.........................................................................3 8.4.2靠接法...........................................................................3 8.5嫁接后管理.........................................................................3 9苗期管理.............................................................................3 全国团体标准信息平台 T/YNRZ28-2022 II II9.1温度...............................................................................3 9.2湿度...............................................................................3 9.3水肥...............................................................................3 9.4病虫害防治.........................................................................3 9.4.1农业防治.........................................................................3 9.4.2物理防治.........................................................................4 9.4.3化学防治.........................................................................4 10壮苗................................................................................4 10.1壮苗措施..........................................................................4 10.2壮苗标准..........................................................................4 11装运与标识..........................................................................4 11.1装运..............................................................................4 11.2标识