论文部分内容阅读
我国第一个荒漠戈壁草地类自然保护区—安西荒漠戈壁草地自然保护区于1990年9月7日通过阶段验收。安西荒漠戈壁草地自然保护区自1987年建立以来,分年度完成了80万公顷保护区基本规划,设置了核心区、缓冲区和开发利用区;完成了保护区内野生动、植物、地质、水文、文物等本底调查;采集、制作植物标本400多份,初步确认保护区有野生植物57科345种,采集制作动物标本138种221件,初步查明保护区有野生脊椎动物54科152种;查明保护区内有汉唐以至宋元石窟寺4处,古遗址10多处,古建筑4处,汉唐古墓2000余座;完成了保护区草场围栏4315公顷。植被盖度由围栏前的34％,提高到67％,亩产青干草由围栏前的40公斤提高到130公斤;在戈壁植物园搜集、移栽引种戈壁植物46种5万多株,总成活率为29％,其中成活率在40％以上的有11种,园内的植物种由建园前的12科27种增加到34科123种;修建了保护区综合
China’s first desert Gobi grassland nature reserve - Anxi Desert Gobi Grassland Nature Reserve in September 7, 1990 through the stage of acceptance. Since its establishment in 1987, Anxi Desert Desert Gobi Grassland Nature Reserve has completed 800,000 hectares of reserve basic planning, set up the core area, buffer zone and development and utilization area in the year; completed the project of wild animals, plants, geology, hydrology, Collected more than 400 plant specimens, initially identified 345 species of 57 families of wild plants in protected areas, collected 138 species of animal specimens 138, and identified 152 families of 54 vertebrates in 54 protected areas; It is found that there are 4 places of Han and Tang dynasties and Song and Yuan Grottoes in the reserve, more than 10 ancient sites, 4 ancient buildings and more than 2000 tombs of Han and Tang dynasties; and 4,315 hectares of fences in the protected areas have been completed. Vegetation coverage increased from 34% in front of the fence to 67%. The area of hay per mu was increased from 40 kg in front of the fence to 130 kg. In the Gobi Botanical Garden, 46 species of more than 50,000 Gobi soils were planted and transplanted. The total survival rate 29%, among which there are 11 species whose survival rates are above 40%. The number of plant species in the park increased from 12 families and 27 species before the foundation of the park to 34 families and 123 species. The construction of a nature reserve