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森林植被

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The community characteristics of its broadleaved forest are divided into fourteen types by means of investigation, which belong to seven kinds of natural vegetation.

根据样地调查研究,将虞山国家森林公园约占山地面积为74.8%的天然林依群落优势种划分14类群系,为7类植被型。

It is not only connected with carbondioxide output of bio-body and also with maintenance in soil carbon bank. It is a fundamental basis of function and process and takes a guiding role in terrestrial vegetation carbon bank.

森林生物量不仅联系着生物CO〓的排放量,而且维持着土壤碳库的贮存,是生态系统功能、过程的重要基础,它在陆地植被的碳库中起着主导作用。

The maximum rate of decomposition of soil organic carbon insubtropical wetness area is red soil under coniferous and broad-leaved mixed forest>yellowsoil under grass>yellow soil under shrub>yellow soil under broad-leaved forest>red soilunder camellia oleifera; decomposition rate of yellow soil is faster than red soil. Themaximum rate of decomposition of soil organic carbon in subtropical wetness zone isyellow-brown soil under mixed forest in Nanjing>red soil under adult fir in Yujiang>redsoil under broad-leaved forest in Yujiang.

湿润亚热带地区森林土壤有机碳分解速率最大值出现在培养初期的一周内,其顺序:针阔混交林红壤>茅草黄壤>灌木林黄壤>常绿阔叶林黄壤>油茶红壤,同一植被下黄壤有机碳分解速率大于红壤,南京混交林黄棕壤>余江杉木(32年)红壤>余江常绿阔叶林红壤。

The results showed that the proportion of soil organic carbon derived from the forest still predominates after several decades of cultivation in maiz fields in Guizhou Maolan Karst Forest. The soil organic carbon orig...

实验结果表明,耕作几十年后原森林土壤有机质的含量仍占有主要地位,来源于原始 C3植被的有机碳的比例为 66.7%,但容易矿化的、对植物营养有效的有机质含量较低,这与当地的耕作方式有关,需要加强对植物残留物返回土壤工作的管理。

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As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸,那乌黑、忧郁的眼睛,她便会相信,他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失

But because of its youthful corporate culture—most people are hustled out of the door in their mid-40s—it had no one to send.

但是因为该公司年轻的企业文化——大多数员工在40来岁的时候都被请出公司——一时间没有好的人选。