• The structure of cycads male cones is quite consistent with the wind dispersal of pollen, clouds of which are released from some of the larger cones.

    苏铁雄球果结构花粉传播相当一致,花粉一些较大球果释放出来

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  • Samara a nut or achene whose pericarp is extended to form a wing for wind dispersal, e. g. Ash (fraxinus excelsior).

    翅果:坚果瘦果中果皮延伸成翼状,以利于传播的果实类型。如白蜡树的果实(欧洲白蜡树)。

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  • Samara a nut or achene whose pericarp is extended to form a wing for wind dispersal, e. g. ash ( fraxinus excelsior )

    翅果:坚果瘦果中果皮延伸成翼状,以利于媒传播的果实类型。如白蜡树的果实(欧洲白蜡树) 。

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  • The means of dispersal are wind, water and animals.

    传播媒介动物

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  • The dispersal pattern was influenced by wind velocity and direction, and had much relation with temperature, but little with humidity.

    通过对气象因素的分析表明扩散格局受到风向风速的影响,温度有关湿度关系不密切

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  • The dispersal pattern was influenced by wind velocity and direction, and had much relation with temperature, but little with humidity.

    通过对气象因素的分析表明扩散格局受到风向风速的影响,温度有关湿度关系不密切

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