| 早熟区粒用高粱高产育种应重视的问题 |
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| 引用本文： | 郭中校,李玉发,高士杰.早熟区粒用高粱高产育种应重视的问题[J].杂粮作物,2007,27(2):72-73. |
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| 作者姓名： | 郭中校 李玉发 高士杰 |
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| 作者单位： | 吉林省农业科学院作物研究所 吉林公主岭136100 |
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| 基金项目： | 国家高技术研究发展计划(863计划);科技部成果转化基金 |
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| 摘 要： | 高粱育种以高产为目标,以多抗、耐密、广适为核心,以优质为保障。①重视适应性的选择,特别是不育系的适应性要好;②重视改善品质,根据用途培育优质高产杂交种;③提高耐密性和抗逆性,增强抗倒性;④重视提高或保持类型间的杂种优势;⑤易制种,且产量高;⑥改进和完善种子繁殖制种技术,建立健全优良杂交种推广体系。
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| 关 键 词： | 粒用高粱 矮秆耐密 广适性 繁殖推广体系 |
| 文章编号： | 1003-4803（2007）02-0072-02 |
| 收稿时间： | 2007-03-06 |
| 修稿时间： | 2007年3月6日 |
The Regarding Questions of Grain-sorghum High-yield Breeding in Early-mature Area |
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| GUO Zhong-xiao,LI Yu-fa,GAO Shi-jie.The Regarding Questions of Grain-sorghum High-yield Breeding in Early-mature Area[J].Rain Fed Crops,2007,27(2):72-73. |
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| Authors: | GUO Zhong-xiao LI Yu-fa GAO Shi-jie |
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| Institution: | Crops Institute , Jilin Academy of Agricultural Sciences , Gongzhuling, Jilin 136100, China |
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| Abstract: | The aim of sorghum breeding is high-yield,core are mul-resistance,tolerance of density,wide adaptability.guarantee is high-quality.First,we should regard the selection in adapability,especially is A-line;Second,improving quality,breeding super hybrid strains according to its use;Third,advancing the density tolerance and stress resistance,lodging resistance.Four,enchancing and keeping the inter-type heterosis;Five,hybrid seed production easily and high-yield;Six,improving the technology of seed multiplication and advanced extending system. |
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| Keywords: | grain-sorghum dwarf and density-enduring wide adaptability propagating extending system |
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