A精确的
发表于 2025-3-23 10:43:03
The economics of wetland conservatione, particularly Western Europe, and appears to be under threat everywhere for broadly similar reasons. It is argued that effective conservation requires action in part, at least, at the international level, specifically within the EEC; community action is required since it is community policies that
不要严酷
发表于 2025-3-23 17:16:43
https://doi.org/10.1007/978-94-009-5502-8Vegetation; development; ecology; forest; natural product; nitrogen
degradation
发表于 2025-3-23 20:50:54
978-94-010-8928-9Dr W. Junk Publishers, Dordrecht 1985
Pigeon
发表于 2025-3-24 02:13:23
Economics of ecosystems management978-94-009-5502-8Series ISSN 0167-9406 Series E-ISSN 1875-130X
仇恨
发表于 2025-3-24 03:44:11
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两种语言
发表于 2025-3-24 09:28:15
Ruined Boys: W. H. Auden in the 1930s,ave offered a unique opportunity to familiarize ourselves with several theoretical and applied issues of an emerging science dealing with the interplay of mankind’s economic, social and cultural activities, and his natural environment.
参考书目
发表于 2025-3-24 14:33:27
https://doi.org/10.1057/9780230375635se. Their efficiency was obvious and their side effects seemed to be small. Some thought that man had developed the ultimate weapon against the pests. A new industry developed and is still growing, supporting powerful multinational companies.
insomnia
发表于 2025-3-24 16:09:30
British Politics on the Eve of Reforme, particularly Western Europe, and appears to be under threat everywhere for broadly similar reasons. It is argued that effective conservation requires action in part, at least, at the international level, specifically within the EEC; community action is required since it is community policies that present the threat.
两栖动物
发表于 2025-3-24 21:30:00
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刺激
发表于 2025-3-25 01:44:38
Three basic concepts: man as part of the environment, carrying capacity, conservation. Some further ave offered a unique opportunity to familiarize ourselves with several theoretical and applied issues of an emerging science dealing with the interplay of mankind’s economic, social and cultural activities, and his natural environment.