小麦小花发育不同时期遮光对穗粒数的影响

小麦小花发育不同时期遮光对穗粒数的影响

THE EFFECT OF SHADING ON THE NUMBER OF GRAINS PER SPIKE AT DIFFERENT STAGES OF FLORET DEVELOPMENT IN WHEAT

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作物学报 ›› 1981, Vol. 7 ›› Issue (03): 157-164.

王沅; 田正国; 邱泽生; 余蓓珍

中国人民大学农业经济系; 北京师范学院生物系

收稿日期:1900-01-01 修回日期:1900-01-01 出版日期:1981-06-12 网络出版日期:1981-06-12

Wang Yuan; Tian Zhenguo;Qiu Zesheng; Yu Peizheng

The People′s University of China;The Beijing Teachers′ College

Received:1900-01-01 Revised:1900-01-01 Published:1981-06-12 Published online:1981-06-12

摘要： 本文主要研究小麦小花发育的不同时期,光照强度对它的影响,以及穗粒数减少的生理原因。小麦小花发育的不同时期给予遮光处理,对小花总数没有明显影响,对下部小穗的结实数影响显著。遮光的各处理不孕小穗数明显增多,每穗粒数减少。小花发育的任何时期遮光,都将造成体内糖含量的下降,而阻碍了蛋白质的合成,从而导致穗粒数减少。

王沅; 田正国; 邱泽生; 余蓓珍. 小麦小花发育不同时期遮光对穗粒数的影响[J]. 作物学报, 1981, 7(03): 157-164.

Wang Yuan; Tian Zhenguo;Qiu Zesheng; Yu Peizheng. THE EFFECT OF SHADING ON THE NUMBER OF GRAINS PER SPIKE AT DIFFERENT STAGES OF FLORET DEVELOPMENT IN WHEAT[J]. Acta Agron Sin, 1981, 7(03): 157-164.

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