abreast
发表于 2025-3-27 01:00:41
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cluster
发表于 2025-3-27 01:13:23
Utilisation and conservation of Ghanaian forestarge towns are known to have been founded near the forest-savanna boundary at least as early as 1 100 A. D. (Posnansky & Mcintosh 1976) and are suspected to have traded in gold obtained from the forest zone. The first of a series of important forest states, Akwamu, arose about 1 500 A.D.
Colonnade
发表于 2025-3-27 06:29:37
humid tropical forests, a unique biome, are matters of great concern and importance to millions living within and around these forests and, perhaps, less directly, to the totality of mankind. These forests provide many essential products and services for mankind. The list is lengthy and need not be
Thymus
发表于 2025-3-27 09:26:18
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傲慢人
发表于 2025-3-27 14:08:48
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失败主义者
发表于 2025-3-27 20:05:55
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摇曳的微光
发表于 2025-3-28 01:55:21
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CLOT
发表于 2025-3-28 05:54:44
Distribution and ecology of vascular plants in a tropical rain forestForest vegetation in
埋葬
发表于 2025-3-28 09:44:51
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Tdd526
发表于 2025-3-28 12:26:25
What is forest?defined at a Pan-African conference at Yangambi (C.S.A. 1956), and more recently by UNESCO (1973). Forest is dominated by trees at least 5 m high, whose crowns interlock, and lacks a continuous grassy ground layer. The crowns of trees in savanna are separated, or trees may be absent; there is always