DB43/T 2044-2021 油桐无性系种子园营建技术规程

ICS65.020.40

CCSB64

43

湖南省地方标准

DB43/T2044—2021

油桐无性系种子园营建技术规程

CodeofpracticeonestablishmentofclonalseedorchardforTungtree

2021-04-02发布2021-06-02实施

湖南省市场监督管理局发布

DB43/T2044—2021

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种子园营建············································································································1

5抚育管理···············································································································2

6种实采收与调制······································································································3

7档案管理···············································································································3

附录A（规范性）油桐无性系种子园定植图····································································4

附录B（资料性）油桐主要有害生物防控技术·································································5

I

DB43/T2044—2021

II

DB43/T2044—2021

前言

本文件按照GB/T1.1—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：中南林业科技大学、湘西土家族苗族自治州森林生态研究所、湘西土家族苗族自

治州营林管理站。

本文件主要起草人：曾艳玲、谭晓风、龙洪旭、李泽、尚海、刘年元。

III

DB43/T2044—2021

IV

DB43/T2044—2021

油桐无性系种子园营建技术规程

1范围

本文件规定了油桐无性系种子园营建基本要求，包括术语和定义、种子园营建、种子园抚育管理、

种实采收与调制、档案管理等方面的要求。

本文件适用于湖南省油桐无性系种子园营建。

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。

LY/T1327油桐林培育技术规程

3术语和定义

下列术语和定义适用于本文件。

3.1

油桐优良无性系SuperiorclonesofVerniciafordii(Hemsl)AiryShaw

以千年桐为砧木，通过国审或地方审定的三年桐优良品种的枝条为接穗，采用嫁接方法培育的油桐

植株群体。

3.2

油桐无性系种子园Clonalseedorchards

以油桐优良无性系为材料，按科学配置营建的用于生产优良遗传品质的油桐种子的林分。

4种子园营建

4.1园址选择

种子园应建在有利于油桐开花结果的阳坡地。海拔600m以下，坡度25°以下，排水良好，土壤

肥沃，土层厚度1m以上，pH值6～7的黄壤或褐色土壤为宜。建园应考虑交通方便，果实易运输。

4.2隔离林带

在种子园周围设置500m左右无林地带，或营造宽度50m以上的非油桐树种隔离林带。

4.3定