]*>","")" /> A Study on Development Law of Calyx of Korla Fragrant Pear(Pyrus brestschneideri Rehd)
Xinjiang Agricultural Sciences

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A Study on Development Law of Calyx of Korla Fragrant Pear(Pyrus brestschneideri Rehd)

HE Zi-shun;NIU Jian-xin;WU Zhong-hua;QIN Wei-ming;ZHAO Jian-she   

  • Received:2007-03-25 Revised:2007-03-25 Online:2007-03-25 Published:2007-03-25

库尔勒香梨花萼发育规律研究

何子顺;牛建新;吴忠华;覃伟铭;赵建设   

  1. 石河子大学农学院园艺系,新疆石河子,832003;新疆农二师34团,新疆库尔勒,841000;巴音郭楞蒙古自治州沙依东园艺场,新疆库尔勒,841000





摘要： 通过田间调查分析,库尔勒香梨花萼脱落高峰在盛花后12 d,多数幼果在盛花后8 d即可看出花萼脱落与否.同一花序中随序位升高,花萼脱落能力增强.萼端突起的时间是6月底.脱萼果萼端突起是因为花萼脱落时有较长的萼筒存在.人工剪萼可使多数宿萼果发育成洼顶果.花萼的脱落同果顶凹陷成正相关,花萼的宿存与果顶突起成正相关,相关系数分别是0.994和0.957.