43
湖南省地方标准
ICS
CCS
65.020.01
B 05
DB43/T22—2021 77
发 布 湖南省市场监督管理局2021-12发布-29 2022-03实施-29梅花扦插育苗技术规程
Code of practice of cutting propagation for Prunus mume
DB43/T 2277—2021
I
目 次
前言 ································ ································ ································ ························ Ⅲ
1 范围 ································ ································ ································ ····················· 1
2 规范性引用文件 ································ ································ ································ ······ 1
3 术语与定义 ································ ································ ································ ············ 1
4 品种选择 ································ ································ ································ ··············· 1
5 扦插育苗 ································ ································ ································ ··············· 1
6 苗木移栽 ································ ································ ································ ··············· 3
7 苗木培育 ································ ································ ································ ··············· 3
8 苗木分级 ································ ································ ································ ··············· 4
9 苗木出圃 ································ ································ ································ ··············· 4
10 档案管理 ································ ································ ································ ··············· 4
附录A(规范性) 适宜湖南地区主要优良梅花品种 ································ ··························· 5
附录B(资料性) 梅花扦插育苗苗木分级 ································ ································ ······· 6
DB43/T 2277—2021
II
DB43/T 2277—2021
III
前 言
本文件按照 GB/T 1.1 —2020《标准化工作导则 第1部分:标准化文件的结构和起草规则》的规
定起草。
请注意本文件的某些内容可能涉及 专利。本文件的发布机构不承担识别专利的责任。
本文件由湖南省林业局提出。
本文件由湖南省林业标准化技术委员会归口。
本文件起草单位:湖南省园艺研究所、湖南省水稻研究所、南京林业大学。
本文件起草人:张力、李卫东、曾斌、黄国林、闵军、王浩、肖晓玲、唐桂梅、符红艳、周宇霞、
刘洋、何涛。
DB43/T 2277—2021
IV
DB43/T 2277—2021
1
梅花扦插育苗技术规程
1 范围
本文件规定了梅花( Prunus mume .)扦插育苗、苗木移栽、苗木培育、苗木分级和苗木出圃等技术
要求。
本文件适用于湖南栽培的梅花扦插育苗培育。
2 规范性引用文件
下列文件中的内容通过文中的规范性引用而构成本文件必不可少的条款。 其中, 注日期的引用文件,
仅该日期对应的版本适用于本文件;不注日期的引用文件,其最新版本(包括所有的修改单)适用于本
文件。
GB 3095 环境空气质量标准
GB/T 5804 农田灌溉水质标准
GB 6000 主要造林树种苗木质量分级
LY/T 1000 容器育苗技术
LY/T 2289 林木种苗生产经营档案
LY/T 2290 林木种苗标签
LY/T 3176 梅花培育技术规程
CJ/T 24 城市绿化和园林绿地用植物材料木本苗
NY/T 496 肥料合理使用准则 通则
3 术语和定义
本文件没有需要界定的术语和定义。
4 品种选择
选择观赏价值高、抗逆性强、适宜湖南栽培的优良品种。适宜湖南地区主要优良梅花品种见 附
录A。
5 扦插育苗
5.1 苗床准备
5.1.1 环境质量
环境空气质量应符合 GB 3095的规定,水质应符合 GB/T 5804 的规定。
DB43/T 2277—2021
2 5.1.2 插床
插床应地势平坦、排灌良好。
5.1.3 育苗容器
育苗穴盘或育苗杯高度不小于 10 cm。
5.1.4 苗床整理
a) 插床:宽 100 cm~120 cm,长度适宜, 扦插基质厚 20 cm~25 cm,步道宽不小于 40 cm。
b) 育苗容器:育苗穴盘或育苗杯按照上述摆放。苗床四周边缘可安装挡板。
5.2 扦插基质
5.2.1 插床基质
用泥炭、蛭石、珍珠岩,按 3∶1∶1混合。
5.2.2 育苗容器基质
用泥炭与珍珠岩按 2:1充分混合。
5.2.3 基质消毒
扦插前对扦插基质进行消毒处理,常用的基质消毒药剂参照 LY/T 1000 执行。
5.3 扦插方法
5.3.1 扦插时间
a) 嫩枝扦插: 3 月~6 月进行。
b) 硬枝扦插: 10 月~12 月进行。
5.3.2 插穗准备
a) 嫩枝扦插:选取直径 0.5 cm~0.6 cm,生长势旺、无病虫害的枝条,将枝条剪成长 7 cm~10 cm
的插穗,含 2 个~3 个节,保留顶部 2 枚~3 枚叶片,叶片较大的可剪掉叶片 1/2。
b) 硬枝扦插:选取直径 0.7 cm~0.8 cm的健壮枝条,将枝条剪成长 10 cm~15 cm的插穗。
5.3.3 插穗处理
将插穗浸泡在 800 倍多菌灵溶液 10 min~15 min,再将插穗下端 1 cm~2 cm浸泡在1000 mg/L ~
2000 mg/L 的吲哚丁酸钾盐( KIBA)或吲哚丁酸( IBA)溶液,嫩枝扦插 5 s~10 s,硬枝扦插可延长至 30 s。
5.3.4 扦插
a) 插床扦插:扦插株行距 5 cm×5 cm。扦插深度为插穗长度的 1/3 ~ 1/2,插后及时浇透水。
b) 育苗容器扦插:育苗穴盘或育苗杯,一穴一苗,扦插深度 2 cm~3 cm,插后及时浇透水。
5.4 扦插后管理
5.4.1 光照与湿度调节
夏季用80%的遮阳网遮荫。及时喷水保湿,空气湿度保持 80%左右。
DB43-T 2277-2021 梅花扦插育苗技术规程 湖南省
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