]*>","")" /> Comparative Study on Boll Growth and Development of the Two Different Maturity Upland Cotton Varieties in North Xinjiang
Xinjiang Agricultural Sciences

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Comparative Study on Boll Growth and Development of the Two Different Maturity Upland Cotton Varieties in North Xinjiang

TANG Qian-hu;ZHANG Xin-yu;LI Yan-jun;SUN Jie   

  • Received:2009-04-25 Revised:2009-04-25 Online:2009-04-25 Published:2009-04-25

两种不同熟性陆地棉品种在北疆棉铃发育比较研究

唐钱虎;张新宇;李艳军;孙杰   

  1. 石河子大学农学院/新疆兵团绿洲生态农业重点实验室,新疆石河子,832003





摘要： 选用两种熟性不同的棉花品种,在北疆比较其棉铃发育及适应性,结果表明:特早熟品种新陆早10号和新陆早13号棉铃生长发育快,蕾铃多,但蕾铃脱落率较高,植株自下而上果枝第一果节棉铃发育所需积温逐渐减少;早中熟品种中棉所35号和冀棉668生育期较长,比特早熟棉长7～8 d,棉铃的成铃率较高,单株平均成铃数也比早熟棉多1.2～2.5个,中部和下部棉铃发育所需积温变化不大,但自上部第6果枝棉铃发育所需积温明显减少.