腰井子羊草草原自然保护区生物多样性现状及其能值估算

Status of biodiversity in Yaojingzi grassland reserves and the emergy evaluation

腰井子羊草草原自然保护区独特的地理位置、气候条件使其以牧草资源为主的生物多样性丰富.通过对腰井子保护区生物多样性现状进行统计,结果表明该区生长着189种高等植物和121种高等动物.并采用能值分析法对腰井子羊草草原生物物种能值加以估算,结果为186.53×1022sej,转换为货币价值214.38×109$,从而揭示生物多样性巨大的生态经济价值.

Yaojingzi grassland reserves has abundant biodiversity, especially in pastruage resource, owing to its unique geographical position and climate condition. It is estimated that there are 189 species of higher plants and 121 species of higher animals in this region. The emergy of species in Yaojingzi grassland reseerves is evaluated by emergy analysis measures. The conclusion is 3.79×1021sej and it can be transformed into 4.36×108$ as emdollar value. The biodiversity is of great ecological and economic values.