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以天柱山国家森林公园游憩区生态修复为例,探讨了近自然生态修复的森林经营思想在生态修复中的运用。通过对森林公园游憩区立地条件的调查分析,遵循生态修复原则,提出生态修复方法,采用不同的技术措施促进森林公园的林分结构优化,丰富物种多样性,提升森林的综合服务价值,为同类森林公园生态修复提供参考。 相似文献
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沙石矿的无序开采,造成了蓟县及周边山区大面积山体破损、植被破坏、水土流失、扬沙起尘等生态环境问题。为改善生态环境,采取人工垒砌坝台、爆破挖坑、客土回填整地;选用抗旱性植物材料,乔、灌、草、爬藤树种配置;培育容器苗木;精细栽植;地面全覆盖等工程技术和生物治理相结合的综合措施,解决了采矿迹地生态修复的技术难点,实现了乔、灌、草、爬藤植物立体复层绿化、多元化生态修复目标。 相似文献
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矿石开采遗留的矿山废弃地严重危害生态环境,对区域经济发展造成影响,石材矿山公园是1种综合开发模式下的矿山生态修复方式。笔者以太原市尖草坪区山水林田湖生态保护修复绿化工程慕云山地块为例,对其现状进行了分析,并介绍了修复原则和生态修复方法,从竖向规划、场地设计、交通设计、建筑及构筑物设计、植物设计和景观分区几方面阐述了石材矿山公园规划设计的思路与方法。 相似文献
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指出了由于近年来对生态环境保护力度的加大,曾经为城市建设带来极大帮助的煤矿坑大多数都因停止采矿而荒废,如何修复废弃矿坑的生态环境已成为一个值得思考的议题.以新密张沟村矿坑废弃地改造为例,通过对改造地现有资源和场地内部工业遗留问题进行调研分析,在方案设计上以生态修复为主要方向,景观营造为主要手法,从自然、建筑、人文、农业... 相似文献
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打破对采石场传统的绿化模式,将采石场分成平台面和立体面,由于各个"面"的功能、结构、质地与特点存在明显的差异,针对不同"台""面"采取不同的工程措施和生物措施:将"平台区"设计为休闲园,利用坡面和挡土墙绿化,设计"藤龙景观",不但恢复生态环境,而且,营造了新的特色景观,不仅为停采的采石场提供就业机会,同时又为城区居民提供休闲度假去处。
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Ecological water requirement based on ecological protection and restoration targets in the lower reaches of the Heihe River, northern China 总被引:1,自引:0,他引:1
Li Zhang 《Frontiers of Forestry in China》2009,4(3):263-270
Owing to the irrational use of water resources in the Heihe River, northern China, the eco-environment has deteriorated seriously
in its lower reaches. Some ecological problems exist (i.e., lake shrinkage, the decline of the underground water table, vegetation
degradation, land desertification, and sandstorm damage). Subareas of ecological protection and restoration in the lower reaches
of the river are proposed, considering the course of the river, its ecosystem characteristics, and the range of impact of
water resource allocation. Based on a comprehensive decision-making method and GIS technology, the targets of ecological protection
and restoration in the lower reaches of the river were determined quantitatively. Using a phreatic evapotranspiration model
and a groundwater balance equation, the ecological water requirements of the riparian forest ecosystem, the desert ecosystem,
the water area ecosystem, and the underground ecosystem, given various eco-restoration targets in different level years, were
calculated and analyzed. The results show that the total ecological water requirements of the Shaomaying section were 548
million m3 in 2000 to maintain the normal growth of its natural vegetation and a stable groundwater table in the lower reaches of the
Heihe River. The total ecological water requirement of the Shaomaying section is expected to be 632 million m3 in 2010, 635 million m3 in 2020, and 635 million m3 in 2030. 相似文献
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以辽宁省朝阳市凉水河湿地生态恢复为例,在遵循湿地生态恢复地域性、生态学、最小风险性和最大效益、优先性原则前提下,着重从水体生态恢复、湿地植物生态恢复、生境栖息地生态恢复阐述了自然湿地生态恢复对策;从工艺流程、湿地基质和人工湿地植物选择分析阐述了人工湿地生态恢复对策。 相似文献
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