The trees had been thinned to increase aspen tree regeneration.

树林已经变得稀薄，增加了白杨树的再生。

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While traveling to a newly logged area to burn slash piles I wanted to take a picture of the forest floor. The trees had been thinned to increase aspen tree regeneration.

当我行驶到一个新录入地区去燃烧沼泽低地里的堆积物时，我总是想拍摄一些林地上的图片。

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The explanation is that each aspen while appearing to exist separately as a single tree, is in fact only the stem or shoot of a far larger organism.

对此的解释是，每一棵白杨，虽然看起来是独立存在的一棵树，但实际上只是一个巨型有机体的茎或芽。

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The leaves of the aspen tree that leaned past the window flickered in the breeze.

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He has embarked on an ambitious plan to regrow stands of the imperiled Aspen tree, protecting them from elk with fortresslike structures made from forest slash.

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Steve Robertson, of NHFT, described aspen as a "charismatic" tree for forest biodiversity.

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