在古罗马时期,意大利半岛上有大面积的冷杉林,是建造军舰的首选材料,但是,冷杉的稀缺性早在14世纪早期就出现了。
In ancient Roman times, the Italian peninsula had great forest of fir preferred for warships, but scarcity was apparent as early as the early fourteenth century.
天然云冷杉林的微生物总量大于次生云冷杉林;
The microorganism number under the natural spruce fir forest was bigger than the secondary.
数百万只王蝶前往祖传的冬季栖息地——正在退缩的墨西哥冷杉林。
Millions of monarch butterflies travel to ancestral winter roosts in Mexico's shrinking mountain fir forests.
我回到家中,天气变了,风呼啸着穿过断壁边的冷杉林。
I'm home now. The weather has turned. The wind is howling through the fir trees on the edge of my bluff.
测定结果表明灌竹林、冷杉林土壤中的根系量也比较多。
The results showed that the amount of macropores changed obviously with different sampling points.
普京的别墅位于莫斯科以西的冷杉林中,这可以解释为何看不到很多警卫。
This may explain why there is so little visible security at Putin's dacha, Novo-Ogarevo, the grand Russian presidential retreat set inside a birch- and fir-forested compound west of Moscow.
冷杉林(暗针叶林)、热带雨林和常绿阔叶林是寒温带、热带和亚热带的气候顶极群落。
Dark taiga, tropical rain forest and evergreen broad-leaved forest are climax of area of cold temperate, tropic and subtropics.
缺苞箭竹是大熊猫最喜食的竹种之一,主要分布于四川的岷山山系,构成冷杉林下的主要层片。
Fargesia denudata, which composed a major layer under Abies faxoniana forests, was one of the favorite staple bamboos for the Giant Panda, and was distributed mainly in the Mt. Minshan ranges.
在对洮河林区云杉、冷杉林分调查研究的基础上,探讨现实林分的结构、生长、更新、演替等规律。
Picea and abies forests in Taohe forest region have been investigated in order to find out the laws governing their structure, growth, rejuvenation and succession.
采用典型抽样方法,对长白山北坡不同海拔高度带云冷杉林的植物种类组成及重要值进行了初步研究。
Using typical sampling method, the paper studies the composition and important value of plant species in subalpine spruce fir forest on Northern Slope of Changbai Mts.
在缅因州,美国林业局的丹尼尔·詹宁斯征募蜘蛛来与云杉芽卷蛾——东北部云杉和冷杉林最凶恶的敌人——作战。
In Maine Daniel Jennings of the u. s. forest service has enlisted spiders in the war against the spruce budworm the northeast's most devastating enemy of spruce and fir forests.
论述了检查法(少量、多次择伐法)不同作业方式对长白山北部云冷杉林下枯落物、土壤含水量及枯落物分解速率的影响。
The article studies the effects on spruce fir forests' litter and soil moisture content and litters' decomposing rate under different management system in north Changbai Mountains.
论述了检查法(少量、多次择伐法)不同作业方式对长白山北部云冷杉林下枯落物、土壤含水量及枯落物分解速率的影响。
The article studies the effects on spruce fir forests' litter and soil moisture content and litters' decomposing rate under different management system in north Changbai Mountains.
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