生物土壤结皮在荒漠化地区广泛分布。
Biological soil crust exists in desertification prone areas.
不同坡度下，随着降雨历时的增加，土壤结皮的影响在降低。
On each gradient, the effects of soil crust are decreasing with rainfall time.
在这样的干燥地区，苔藓植物已经成为主要的土壤结皮植被类群。
On the dry environment area, bryophytes have become the main soil crust plants.
生物土壤结皮广泛分布在干旱半干旱地区与寒区荒漠，是荒漠生态系统的主要组成和景观特征之一，其重要性已被大量的研究报道所证实。
Soil microbiotic crusts are widespread in arid and semiarid regions, they are one of the major components of desert ecosystems, and their importance has been demonstrated by numerous researches.
生物土壤结皮广泛分布在干旱半干旱地区与寒区荒漠，是荒漠生态系统的主要组成和景观特征之一，其重要性已被大量的研究报道所证实。
Soil microbiotic crusts are widespread in arid and semiarid regions, they are one of the major components of desert ecosystems, and their importance has been demonstrated by numerous researches.
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