水稻品种间杂种一代优势及其与亲本关系的研究

水稻品种间杂种一代优势及其与亲本关系的研究

STUDIES ON THE HETEROSIS OF F₁ HYBRIDS IN RICE AND ITS RELATION TO THE PARENTS

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作物学报 ›› 1979, Vol. 5 ›› Issue (03): 23-34.

曾世雄; 卢庄文; 杨秀青

华南农学院农学系遗传育种教研组

收稿日期:1900-01-01 修回日期:1900-01-01 出版日期:1979-09-12 网络出版日期:1979-09-12

Zeng Shi—xiong;Lu Zhuang—wen;Yang Xiu—qing

The Group of Instructiou & Research in Genetics & Plant Breeding; Department of Agronomy; South China Agricultural college

Received:1900-01-01 Revised:1900-01-01 Published:1979-09-12 Published online:1979-09-12

摘要： 水稻品种间杂种一代的优势是普遍存在的。不同性状间的优势差异较大,单株粒重的平均优势最强,次为单株秆重、谷秆比。单株粒重的增加主要依赖于每穗实粒数的提高,与双亲平均值关系极微。杂种一代的株高、全生育期、单株最高茎数、单株有效茎数、每穗总粒数、每穗实粒数、千粒重均与双亲平均值呈极显著的正相关。

曾世雄; 卢庄文; 杨秀青. 水稻品种间杂种一代优势及其与亲本关系的研究[J]. 作物学报, 1979, 5(03): 23-34.

Zeng Shi—xiong;Lu Zhuang—wen;Yang Xiu—qing. STUDIES ON THE HETEROSIS OF F₁ HYBRIDS IN RICE AND ITS RELATION TO THE PARENTS[J]. Acta Agron Sin, 1979, 5(03): 23-34.

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