]*>","")" /> A Study on laws of Accumulation and Utilization of Hybrid Cotton Photosynthate after Flowering
Xinjiang Agricultural Sciences

• Article • Previous Articles     Next Articles

A Study on laws of Accumulation and Utilization of Hybrid Cotton Photosynthate after Flowering

ZHAO Qiang;LOU Shan-wei;GUO Hai-fei;ZHANG Ju-song;QIN Yong   

  • Received:2009-02-25 Revised:2009-02-25 Online:2009-02-25 Published:2009-02-25

杂交棉花后光合产物积累和利用规律研究

赵强;娄善伟;郭海飞;张巨松;秦勇   

  1. 新疆农业大学/教育部棉花工程研究中心,乌鲁木齐,830052;沙雅县农技推广中心,新疆沙雅,842200





摘要： 以杂交棉天杂2号和新杂3号为代表,常规棉中棉所35号为对照,研究了杂交棉花后光合产物积累和利用规律.结果表明:初花期杂交棉与常规棉群体的光合产物积累量差异不大,盛花后杂交棉根和茎光合产物积累量均高于常规棉,盛铃期生殖器官光合产物积累量和增加速度明显高于常规棉,盛铃以后叶积累量明显高于常规棉,叶所占比例的下降速度低于常规棉;后期杂交棉光合产物向生殖器官的转运速率高于常规棉且下降速度低于常规棉;杂交棉花后光合产物输出率和光合产物子棉利用率低于常规棉,铃壳利用率和纤维利用率高于常规棉.