DB42/T 931-2013 砂梨生产技术规程

ICS65.020.20

B05

备案号：DB42

湖北省地方标准

DB42/T931—2013

砂梨生产技术规程

Regulationsofcultivationpracticeforsandpear(PyruspyrifoliaNakai)

（报批稿）

（本稿完成日期：2013年10月18日）

2013-12-20发布2014-05-20实施

湖北省质量技术监督局发布

DB42/T931—2013

目  次

前言.....................................................................................................................................................................III

1范围.................................................................................................................................................................1

2规范性引用文件.............................................................................................................................................1

3定义.................................................................................................................................................................1

3.1植保产品plantprotectionproduct.................................................................................................1

3.2有害生物综合管理integratedpestmanagement..........................................................................1

3.3农药安全间隔期pesticidesafetyinterval.....................................................................................1

3.4经济阈值theeconomicthreshold..................................................................................................1

3.5商品肥料commercialfertilizer.........................................................................................................1

4园地选择与规划.............................................................................................................................................2

4.1园地选择..................................................................................................................................................2

4.2园地规划..................................................................................................................................................2

4.3其它..........................................................................................................................................................2

5砧木及苗木质量.............................................................................................................................................2

5.1砧木..........................................................................................................................................................2

5.2苗木质量..................................................................................................................................................2

6树体管理.........................................................................................................................................................2

6.1花果管理..................................................................................................................................................2

6.1.1人工辅助授粉...................................................................................................................................2

6.1.2合理负载...........................................................................................................................................2

6.1.3果实套袋...........................................................................................................................................2

6.2树形..........................................................................................................................................................3

6.2.1原则...................................................................................................................................................3

6.2.2主要树形...........................................................................................................................................3

6.3修剪管理..................................................................................................................................................3

6.3.1原则...................................................................................................................................................3

6.3.2休眠期修剪.......................................................................................................................................3

6.3.3生长期修剪.......................................................................................................................................3

7土壤管理.........................................................................................................................................................4

7.1行带管理..................................................................................................................................................4

7.2行间管理..................................................................................................................................................4

7.3水土流失防控..........................................................................................................................................4

7.3.1自然植被...........................................................................................................................................4

7.3.2园地平整...........................................................................................................................................4

I

DB42/T931—2013

7.3.3排灌及道路系统...............................................................................................................................4

8肥料管理.........................................................................................................................................................4

8.1使用原则..................................................................................................................................................4

8.2施肥时期及方法......................................................................................................................................4

8.2.1基肥...................................................................................................................................................4

8.2.2追肥...............................................