Archive for the '小常识' Category

Jan 07 2011

Published by under 小常识

Music Playlist at MixPod.com

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Jan 07 2011

Published by under 小常识

http://www.mixpod.com/playlist/75027748

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Oct 04 2009

爲什么榕树又教不死樹?

Published by under 小常识

榕樹枝干垂下一条条的氣根,有半悬挂半空,吸收空气中的水分;有的下垂到地并入土,跟正常的根一样吸收土壤里的水分和养料。 榕树的无数氣根給母树提供养料和水分,使它生长繁荣茂盛,寿命长,所以人们称榕树为“不死樹” 榕树就是由根支撑着枝,枝又生出根,年数久了,一株树看上去就像一片森林。还有的榕树树冠特别大,可以覆盖15亩左右的土地,有半个球场那么大。

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