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积水沼泽
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积水沼泽
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工学
退化湿地生态修复
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bog
积水沼泽
积水沼泽是水供给全部来自天然降水的一种湿地生态系统,一般呈酸性并含有较贫瘠的营养元素。通常积水沼泽具有三个基本特征:地表经常过湿或有薄层积水;其上生长湿生植物或沼生植物;有泥炭积累或无泥炭积累,但有潜育层存在,沼泽排水差,潜水面位于地表。
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law of variance
law of vocational and technical training
law of wages
Law of Writing
law of young crop
law on administration of sea areasuse
law on adopted heir
law on authorized size of administrative organs
law on control of hazardous substances
law on control of solid wastes pollution
law on exploration and exploitation of the resources of deep seabed area
law on foreign exchange control
Law on Higher Education and Research
Law on Illegal Collection of Banned Books
Law on Information, Information Technology and Information Protection
law on inspection and protection of inheritance succeeded by orhpans
law on inspection of import and export commodity
Law Online
Law on management of use of marine area
Law on National Mobilization
law on nature protection
law on nature resources
law on prevention and control of packaging pollution
law on property transactions
law on the ecological zone
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