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1·The influence of cold season precipitation and soil moisture on herbage production in alpine meadow of Qilian mountains was analyzed.

分析了高寒草甸地区冷季降水和土壤水分资源分布特征及其对牧草产量的可能影响。

2·The quality and productivity of sedge pasture in the alpine meadow area are determined by the moisture ana nutrient of the soil.

高寒草甸莎草科草地的土壤水分和营养决定着草地质量及其生产能力。

3·The study showed that freezing and thawing alternation had a significant influence on soil nitrogen pool in the alpine meadow.

上述研究表明，冻融交替对高寒草甸土壤氮素有显著影响。