川西亚高山森林降雨分配及养分输入特征研究-论文 测相结合的研究方法,同步研究了川西亚高山3种典型森林群落[白桦林(Birch forest,BF)、冷杉林(Fir forest,FF)和原始云杉林( ruce forest,SF)]的降雨特征、穿透雨、茎流和林冠截留特征以及通过大气降
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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.
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