针叶林地
- 网络Coniferous forest;needle leaf forest land
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山羊在针叶林地很难找到食物。
In coniferous woodlands goats will find very little sustenance .
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北方针叶林地处北半球中高纬度地区,增温剧烈,是受气候变化影响最显著的地区之一。
Boreal forest lies in middle-high latitude of the northern hemisphere , where temperature increases strongly .
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不同植被条件土壤质量变异较大,耕地、针叶林地对土壤质量状况改善效果较差,牧草、阔叶树效果较好。
The soil quality improvement effect of land and coniferous tree is poorer , the effect of grass and deciduous tree is better .
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五种林分土壤酶活性均随土层深度增加而降低,且综合来看,混交林地土壤酶活性大于纯林林地,阔叶林林地大于针叶林林地。
The five forest soil all reduce with soil depth . Synthetically , soil urease activity in mixed forests is more than that in pure forests , and broad-leaved forests more than coniferous forests .
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而次生林,尤其是次生针叶纯林林地的土壤持水性能差。
Water retention of soil from secondary forest , especially that of the pure fir forest was the worst .