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Titlebook: Restoration of Tropical Forest Ecosystems; Proceedings of the S Helmut Lieth (president),Martina Lohmann Conference proceedings 19931st edi

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樓主: decoction
41#
發(fā)表于 2025-3-28 17:42:11 | 只看該作者
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發(fā)表于 2025-3-28 21:00:49 | 只看該作者
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發(fā)表于 2025-3-28 23:36:00 | 只看該作者
Research and development programme for forestry in Sarawak: A pilot model approach towards sustainabt 15 years. It comprises 23 thematic project areas which are closely integrated. Vertical and lateral integration of the programme is affected by a project “System Analysis and Modelling and Hierarchic Geographic Information System (GIS) for Research, Management and Development in Sarawak”. The prog
44#
發(fā)表于 2025-3-29 06:06:25 | 只看該作者
Environmentally sound timber harvestingng procedures sought to minimize soil erosion, silting and turbidity in streams, destruction of trees in the residual stand, and disruption of natural habitats and processes. Forest officers selected the trees to be harvested, indicated the direction of felling, and supervised the design, constructi
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發(fā)表于 2025-3-29 07:32:04 | 只看該作者
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發(fā)表于 2025-3-29 13:47:58 | 只看該作者
Mixed species plantations using high value rainforest trees in Australiaerstanding of the ecology of some of these species. In addition, economic circumstances and the value of these timbers is changing. The paper reviews several trials involving young and old mixed species planting of rainforest trees and considers some of the ecological and silvicultural issues needing resolution.
47#
發(fā)表于 2025-3-29 16:13:27 | 只看該作者
978-90-481-4198-2Springer Science+Business Media Dordrecht 1993
48#
發(fā)表于 2025-3-29 20:11:10 | 只看該作者
Restoration of Tropical Forest Ecosystems978-94-017-2896-6Series ISSN 0167-9406 Series E-ISSN 1875-130X
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發(fā)表于 2025-3-30 00:50:38 | 只看該作者
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發(fā)表于 2025-3-30 07:41:29 | 只看該作者
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