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柳杉雄球花散粉方式及花粉结构特征

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[目的]为柳杉良种繁育提供一定的理论依据.[方法]以100年以上的柳杉为试料,采用数码拍照来研究柳杉雄球花散粉方式,扫描电镜观察柳杉雄球花的花粉结构特征.[结果]雄球花的苞片在雨天对花粉具有保护功能.花粉的散发受降水、气温、风速、气压和相对湿度的综合影响.柳杉花粉远极面具一个明显的乳头状突起.[结论]该研究有利于柳杉良种生产.
Pollen Morphology and Scatter Way of Cryptomeria fortunei
[Objective] The research aimed to provide theoretical basis for seed production of Cryptomeria fortunei. [Method]A 100-years-old plant of Cryptomeria fortunei was used to observe the pollen scatter way by taking photographs everyday and study the pollen morphology by using scanning electron microscopy (SEM) . [ Result ] The bracts of male cone could protect the pollen in the rainy day. The pollen scatter was comprehensive affected by rainfall, temperature, wind speed, air pressure and relative humidity. There was an obvious papilla in distal side of a pollen. [Conclusion] The study was benefit for the improved varieties production.

Cryptomeria fortuneiMale coneScatter wayPollenMorphology

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江苏畜牧兽医职业技术学院,江苏泰州,225300

柳杉 雄球花 散粉方式 花粉 结构特征

2010

安徽农业科学
安徽省农业科学院

安徽农业科学

北大核心
影响因子:0.413
ISSN:0517-6611
年,卷(期):2010.(25)
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