DB43/T 1991-2021 油茶低产林改造技术规程

ICS65.020

CCSB66

DB43

湖南省地方标准

DB43/T1991—2021

油茶低产林改造技术规程

Technicalregulationsonreconstructionofoiltea

Camellialow-yieldforestinHunanprovince

2021-02-20发布2021-05-20实施

湖南省市场监督管理局发布

DB43/T1991—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低产林界定············································································································2

5更新改造···············································································································2

5.1带状更新·········································································································2

5.2块状更新·········································································································4

6抚育改造···············································································································4

6.1适用对象·········································································································4

6.2林地清理·········································································································5

6.3密度调整·········································································································5

6.4劣株更换·········································································································5

6.5树体改良·········································································································5

6.6土壤改良·········································································································5

6.7合理施肥·········································································································6

6.8花果调控·········································································································6

6.9有害生物防控···································································································6

7品种改造···············································································································7

7.1适用对象·········································································································7

7.2基本方法·········································································································7

7.3高接换种·········································································································7

7.4植苗换种·········································································································7

8生态化改造技术······································································································8

8.1生态环境保护···································································································8

8.2水土保持·········································································································8

8.3生物多样性保护································································································8

8.4优良种质基因保护·····························································································8

8.5改造剩余物还山利用··························································································8

9机械化改造技术······································································································8

附录A（资料性）《全国油茶主推品种目录》（湖南部分）··················································9

I

DB43/T1991—2021

II

DB43/T1991—2021

前言

本文件按照GB/T1.1—2020给出的规则起草。

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这些专利的责任。

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、常德长岭农业科技发展有限公司、株洲神农茶油发展有限公

司。

本文件主要起草人：李建安、谭晓风、李泽、雷菊初、张若明、袁德义、袁军、谷战英、吴玲利、

许煜东、马英、冷佳明、夏翩翩、廖皎。

III

DB43/T1991—2021

IV

DB43/T1991—2021

油茶低产林改造技术规程

1范围

本文件规定了油茶低产林改造技术的术语和定义、低产林界定、更新改造、抚育改造、品种改造、

生态化改造等技术要求。

本文件适用于湖南省油茶低产林改造。

2规范性引用文件

下列文件中的内容通过文中的