| 1. | A study on sustainable use of farmland in ecologically fragile areas in north china 北方生态脆弱地区土地可持续利用研究 |
| 2. | Strategic shift from flood control to anti - poverty : huaihe valley case in anhui province 安徽沿淮生态脆弱地区贫困问题研究 |
| 3. | Human activities ' influence on the areas of weak ecological environment in terms of the rise and fall of tongwan city 从统万城的兴废看人类活动对生态环境脆弱地区的影响 |
| 4. | Searching for the balance between environment conservation and development - evolvement of four plans in seaside ecology - sensitive area of tianjin 天津滨海北部生态脆弱地区规划方案演进及其启示 |
| 5. | Denudation , grassland degradation and undue cultivation of land directly lead to the forming of the ecologically frail areas and the poverty of people in sichuan 森林过伐,草地过牧,土地过度垦殖,是导致四川生态脆弱地区形成和农民贫困的直接因素。 |
| 6. | The bush administration ' s energy policy to date - - a military garrison in the middle east and drilling for more oil in the arctic and other fragile habitats - - is costly , dangerous and self - defeating 布什政府迄今的能源政策- -在中东的军事驻扎及在北极和其他生态脆弱地区钻探更多的石油- -是代价高昂的、危险的,也是有违自身利益的。 |
| 7. | Water resources conservation forests and ecological protective forests will be built at sources of large rivers , the surrounding areas of lakes and reservoirs and environmentally fragile areas according to catchment , mountain range and regional scope 在大江大河源头、湖泊、库区周围和环境脆弱地区,按流域、山系、地域规模治理,营造水源涵养林、生态防护林。 |
| 8. | Some conclusions by the study were as follows : sunan county was the most vulnerable region ; ganzhou borough was the secondary ; gaotai and minle county were of a little ulnerable region , shandan and linze county were the least vulnerable region 评价结果表明:肃南为最脆弱地区,甘州区属于中等脆弱地区,高台、民乐属于较不脆弱地区,临泽、山丹属于最不脆弱地区。 |
| 9. | Projects of wild life and nature reserve establishment the construction projects of natural location zones , ecologically fragile zones and wetlands for the typical and representative nature eco - system and rare and endangered wild life initiated in 2001 野生动植物保护及自然保护区建设工程2001年启动了具有典型性、代表性的自然生态系统和珍稀濒危野生动植物的天然分布区、生态脆弱地区和湿地等范围内的有关建设工程。 |