水稻耐旱资源的产量结构分析

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水稻耐旱资源的产量结构分析

魏霞杨正林何光华李云峰赵芳明

西南农业学报, 2015, Volume: 28, Issue: 1

Journal Article

本研究使用携带空心莲子草DNA片段的变异系旱H8和H10,巴西陆稻和国审旱稻沪旱3号、水稻原受体6527为实验材料,采用随机区组试验设计,分析了在旱作条件下4个耐旱品种（品系）的农艺性状特性。结果表明,1变异系旱H8比巴西陆稻显著增产834.55 kg/hm2,比国审旱稻沪旱3号增产466.09 kg/hm2,但没有显著差异。旱H10比巴西陆稻增产228.41 kg/hm2,但差异不显著。2耐旱品种的产量主要取决于多实粒数和高结实率。研究结果对于水稻耐旱品种的培育具有一定的参考价值。

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