Numbers have been decimated by clear cutting, over-logging and a preference for faster growing species such as larch.
但其数量因皆伐、过度采伐以及对快速增长树种(如落叶松)的偏好而大幅减少。
Still, after years of fights over logging practices, including lawsuits to reduce clear cutting on federal land, distrust of the Forest Service's motives remains.
经过数年与砍伐行为的斗争，其中包括对联邦土地上滥砍滥伐的诉讼，人们对于林务局的动机仍然持怀疑态度。
For mature timber stands, the approaches of selection cutting, clear cutting and shelterwood cutting.
成熟的用材林应当根据不同情况，分别采取择伐、皆伐和渐伐方式。
That's because less clear-cutting may mean less malaria, according to a paper out this week in the journal Emerging Infectious Diseases.
本周《新发传染病》上刊登的一篇文章指出，这是因为砍伐树木越少就有可能使疟疾发作的越少。
I was upset by what I thought were excessive clear-cutting practices by some of our timber companies and appointed Steve Smith to head a task force to look into it.
我们州内的一些木材公司在砍伐树木时采取了完全砍伐光的过分做法，我对此感到不快，于是指派史蒂夫·史密斯率领一个特别小组去调查此事。
Indeed, trawling has been compared to clear-cutting trees. Moreover, from a practical point of view, this destruction of habitat contributes to the dwindling of fish stocks worldwide.
事实上拖网捕鱼就像是彻底砍伐树木，从实用角度讲，这种栖息环境的破坏促使世界范围的鱼群缩小。
As an environmental editor, I knew that strip mining was tearing up many scenic areas and that clear-cutting was causing widespread damage in the mountains.
作为一个生态环境编辑，我知道，露天采矿正在毁掉许多风景区，砍掉成片森林给山区造成广泛的破坏。
I knew that strip mining was tearing up many scenic areas and that clear-cutting was causing widespread damage in the mountains.
我知道，露天采矿正在毁掉许多风景区，砍掉成片森林给山区造成广泛的破坏。
ABSTRACT: Justin Winery released a statement showing that they felt ashamed and sorry for clear-cutting a stand of mature oak trees in Paso Robles.
摘要：贾斯汀酒庄发表声明，表示对其移除帕索罗布尔斯地区老橡树林的行为深感抱歉和愧疚。
ABSTRACT: Justin Winery released a statement showing that they felt ashamed and sorry for clear-cutting a stand of mature oak trees in Paso Robles.
摘要：贾斯汀酒庄发表声明，表示对其移除帕索罗布尔斯地区老橡树林的行为深感抱歉和愧疚。
应用推荐