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棉花苗期到盛花期倒四叶激素变化研究初报
Authors
李中军
李莉
+4 more
王军
田建华
陈冠文
黄子蔚
Publication date
1 January 2006
Publisher
Abstract
研究苗期到盛花期棉花倒四叶的内源激素变化情况,以及激素和棉花各生长部位相互关系。结果表明:IAA的含量随着棉花的生长呈现下降的趋势,进入盛花期后,IAA开始上升;CTK随着棉花的生长呈现上升的趋势;GA3在花铃期有下降的趋势,GA3和蕾中的GA3变化相反;ABA的高峰值和花芽中ABA的高峰值的出现有时间差。叶片中各激素比值在现蕾期与叶片中养分N、K的变化趋势有相似之处;与茎中N、K的变化存在时间差;在花铃期与营养器官中的N的变化趋势相似,和K的变化趋势相反。激素比值变化对各部位的P没有显著影响
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Institutional Repository of Xinjiang Institute of Ecology and Geography, CAS
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Last time updated on 29/11/2016