The standard tree seedlings by the Association of Shandong Province.

本标准由山东省林木种苗协会提出。

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Tree seedlings of pioneer species and non-pioneers may respond differently to canopy gaps.

先锋种和非先锋种可能对林窗产生不同的反应。

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When it creeps into forests, it forms dense carpets that can choke out native tree seedlings.

当它蔓延进入森林时，它生长形式的密集与广泛足以扼杀当地植物的生长。

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Grasses are well adapted to fire, being able to resprout quickly from their roots and thus outcompete tree seedlings.

ECONOMIST: A new experiment is setting the Amazon on fire

And then, when only one woman was left, she brought over two tree seedlings, little green shoots with just a couple of leaves on them.

BBC: The end of a wandering way of life?

In those areas that have had three or four periods of experimental burning only half the number of species of tree seedlings originally found are still there.

ECONOMIST: A new experiment is setting the Amazon on fire