DB43/T 1918-2020 两优887水稻栽培技术规程

ICS65.020.20

CCSB35

DB43

湖南省地方标准

DB43/T1198—2020

两优887水稻栽培技术规程

TechnicalRegulationforricecultivationofLiangYou887

2020-12-29发布2021-03-29实施

湖南省市场监督管理局发布

DB43/T1918—2020

目次

前言························································································································Ⅲ

1范围·····················································································································1

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

3品种来源···············································································································1

4特征特性···············································································································1

5产地环境···············································································································2

6栽培技术···············································································································2

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

附录A（资料性）病虫草害化学防治·············································································5

附录B（规范性）田间管理档案···················································································6

I

DB43/T1918—2020

II

DB43/T1918—2020

前言

本文件按照GB/T1.1—2020给出的规则起草。

请注意本文件的某些内容可能涉及专利，本标准的发布机构不承担识别责任。

本文件由湖南省农业农村厅提出。

本文件由湖南省农业标准化技术委员会归口。

本文件起草单位：常德职业技术学院、湖南春露农业开发有限公司、湖南湘穗种业有限责任公司、

常德市农学会、常德市农业农村局、常德市农林科学研究院、常德市老科学技术工作者协会、常德市老

科协农业分会。

本文件主要起草人：顾振华、邓正春、王朝晖、步洪凤、徐曼、吴仁明、张平喜、张忠武、郑文凯、

杜登科、操成波、李丽华、陈志兵、曾祥林、邓家惠、王中美、李飞翔、夏梨芳、杜云、刘国平、杨才

兵、朱一星、李杰、刘顺、江曲、段赞赞、蔡云、陈成、甘信斌、周娟、梅昌伟、秦佳婷。

III

DB43/T1918—2020

IV

DB43/T1918—2020

两优887水稻栽培技术规程

1范围

本文件规定了两优887水稻的品种来源、特征特性、产地环境、栽培技术、档案管理等内容。

本文件适用于湖南省两优887水稻的栽培。

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。

GB4404.1粮食作物种子第1部分：禾谷类

NY/T391绿色食品产地环境质量

NY/T393绿色食品农药使用准则

NY/T394绿色食品肥料使用准则

3品种来源

两优887是湖南湘穗种业有限责任公司用1892S×R887配组育成的籼型两系杂交一季稻品种，2019

年通过湖南省农作物品种审定委员会审定（湘审稻20190040）。适宜在湖南省稻瘟病轻发区作一季稻种

植。

4特征特性

4.1农艺性状

在湖南省作一季稻栽培，全生育期126.1d，比对照C两优343早熟0.7d。株高109.8cm，每公

顷有效穗265.5万穗，每穗总粒数176.0粒，结实率81.1％，千粒重27.5g。

4.2抗性

叶瘟4.7级，穗瘟6.4级，穗瘟损失率4.0级，稻瘟病综合抗性指数4.6，白叶枯病6.0级，

稻曲病5.5级。

4.3品质

糙米率78.7％，精米率68.9％，整精米率51.3％，垩白粒率25.0％，垩白度6.8％，直链淀粉

含量15.5％，胶稠度72.0mm，粒长6.5mm，长宽比3.6，透