排他 发表于 2025-3-23 10:51:36

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Working-Memory 发表于 2025-3-23 14:00:50

https://doi.org/10.1007/978-3-531-19477-6inancially competitive in relatively short-term, 1–2 rotations. Mixed-species stands, which combine the elements of fast growing, highly productive softwood and more slowly growing, high quality hardwood, appear to be an interesting alternative in this respect, one worthy of further investigation. A

hegemony 发表于 2025-3-23 20:27:56

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Anticoagulants 发表于 2025-3-24 00:28:51

A Progress Report for the Russian Schooll loads (Sverdrup et al. 1990; Warfvinge and Sverdrup 1992, Sverdrup and Rosen 1998). These ”critical uptakes” are expressions of how much the forest can take up without depleting the soil. If the critical uptake is adjusted to management and inverted, the sustainable harvest can be estimated. Thus

unstable-angina 发表于 2025-3-24 03:38:31

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harrow 发表于 2025-3-24 10:14:23

Introduction to the SUFOR Programme,s a programme funded by MISTRA, an independent non-for profit foundation supporting strategically important environmental research in Sweden. The SUFOR programme was given 108 million Swedish kronor (15 million Euro) for eight years of research during the period from 1997 to 2005. This particular book has several purposes:

玉米棒子 发表于 2025-3-24 13:45:48

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FLACK 发表于 2025-3-24 16:35:03

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Albumin 发表于 2025-3-24 18:59:21

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惹人反感 发表于 2025-3-25 01:11:09

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查看完整版本: Titlebook: Developing Principles and Models for Sustainable Forestry in Sweden; Harald Sverdrup,Ingrid Stjernquist Book 2002 Springer Science+Busines