sand-beach community

The subshrub Artemisia ordosica is the most extensive dominant species of sand-fixing plant community.

是 固沙 植物群落中分布最广泛的优势种.

The plant community of coastal psammophytic vegetation is consisted of prammophytes and other sand-tolerating plant species.

沿海砂生植被是由一些砂生植物和耐沙和 抗 干旱的植物组成.

Plant disease and desertification caused that the similarity between fixing sand forest bird community and desert bird community was higher.

病虫害和荒漠化使固沙林鸟类群落与荒漠鸟类群落的相似性较高。

The total biomass of sand community increased with exclosure lasting.

沙地群落总生物量随封育年限的增加而增大。

The indexes of importance value, species abundance and biomass about vegetation community in sand covered and loess region in Wuqi county in different time-interval are analyzed, through investigating the situation of the closed vegetational type.

通过调查吴旗县覆沙黄土区不同时段封禁造林情况，并对此地区植被群落的重要值、物种丰富度、生物量等指标进行分析研究。