Once a tree felling permit is obtained, it will be next to impossible to control how much timber will be cut, he said.

一旦得到树木砍伐允许，再想要控制树木的砍伐量就是不可能的了，他告诉我们。

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It said the felling would be "a race against time" to ensure the trees were cut down before they became prone to infection from the fungus-like pathogen.

BBC: Tree felling