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前氮后移对杂交中稻及其再生稻产量的影响

刘明星 徐富贤 张林 范青华 熊洪 周兴兵 朱永川 蒋鹏 刘茂 郭晓艺

中国稻米Issue(4):48-50,3.
中国稻米Issue(4):48-50,3.DOI:10.3969/j.issn.1006-8082.2014.04.011

前氮后移对杂交中稻及其再生稻产量的影响

Effects of Shift Part of Nitrogen Fertilizer from Basal-tillering to Panicle Initiation on Grain Yield of Mid-season Hybrid Rice and Ratoon Rice

刘明星 1徐富贤 2张林 2范青华 1熊洪 2周兴兵 2朱永川 2蒋鹏 2刘茂 2郭晓艺2

作者信息

  • 1. 四川省泸县农业局,四川泸县646100
  • 2. 四川省农业科学院水稻高粱研究所,四川泸州646000
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摘要

Abstract

Effects of shift part of nitrogen fertilizer from basal-tillering to panicle initiation on grain yield of mid-season hybrid rice and ratoon rice were investigated with 20 rice combinations in two nitrogen application strategies. The results showed that the average grain yield of 20 hybrid rice combinations was higher than that of traditional fertilizing method. There were 5 combinations ’ grain yield of main crop rice and 9 combinations’ grain yield of ratoon rice higher than traditional fertilizing method. Considered to the total yield of main crop rice and ratoon rice, there were 3 combinations’ grain yield significant higher than traditional fertilizing method.

关键词

杂交中稻/前氮后移/头季稻/再生稻/产量

Key words

mid-season hybrid rice/nitrogen fertilizer postpone/main crop rice/ratoon rice/yield

分类

农业科技

引用本文复制引用

刘明星,徐富贤,张林,范青华,熊洪,周兴兵,朱永川,蒋鹏,刘茂,郭晓艺..前氮后移对杂交中稻及其再生稻产量的影响[J].中国稻米,2014,(4):48-50,3.

基金项目

四川省财政基因工程项目-论文基金(2013LWJJ-009);公益性行业专项(201003016);粮食科技丰产工程(2011BAD16BO5-1);西南水稻创新体系建设;四川省财政推广项目 ()

中国稻米

OA北大核心CSTPCD

1006-8082

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