標題: Titlebook: Boreal Forests and Global Change; Peer-reviewed manusc Michael J. Apps,David T. Price,Joe Wisniewski Conference proceedings 1995 Springer S [打印本頁] 作者: 祈求 時間: 2025-3-21 19:52
書目名稱Boreal Forests and Global Change影響因子(影響力)
書目名稱Boreal Forests and Global Change影響因子(影響力)學(xué)科排名
書目名稱Boreal Forests and Global Change網(wǎng)絡(luò)公開度
書目名稱Boreal Forests and Global Change網(wǎng)絡(luò)公開度學(xué)科排名
書目名稱Boreal Forests and Global Change被引頻次
書目名稱Boreal Forests and Global Change被引頻次學(xué)科排名
書目名稱Boreal Forests and Global Change年度引用
書目名稱Boreal Forests and Global Change年度引用學(xué)科排名
書目名稱Boreal Forests and Global Change讀者反饋
書目名稱Boreal Forests and Global Change讀者反饋學(xué)科排名
作者: 誤傳 時間: 2025-3-21 21:08 作者: Charlatan 時間: 2025-3-22 00:35
Marco Carbone,Sonia Marin,Carsten Schürmannouthern limit exceeds 7 Mg ha. per year. The maximum annual phytomass increment was found to be 4.4 Mg ha. for the overstorey trees, 2.1 Mg ha., for the herbaceous layer and 0.7 Mg ha. for forest litter.作者: 拋射物 時間: 2025-3-22 06:39 作者: cardiac-arrest 時間: 2025-3-22 11:52
Fran?ois Degrave,Tom Schrijvers,Wim Vanhoofer four shading levels (100%, 75%, 50%, and 25% photosynthetically active radiation). Seedling emergence was most successful under high watering schedules, increased depth of burn, high shading, and without ashes. Ash had an inhibitory effect on seedling emergence.作者: 表示向下 時間: 2025-3-22 14:27 作者: Digest 時間: 2025-3-22 17:52
Criteria and Indicators of Sustainable Forest Management in Canadaves will ensure international acceptance and understanding amongst global regions of similar and dissimilar forest zones. Implementation, a follow-up goal, will ensure that the principal objectives of sustainable forest management, as espoused by the National Forest Strategy for Canada, are achieved.作者: craven 時間: 2025-3-22 22:52
Structure and Biomass of Larch Stands Regenerating Naturally after Clearcut Loggingouthern limit exceeds 7 Mg ha. per year. The maximum annual phytomass increment was found to be 4.4 Mg ha. for the overstorey trees, 2.1 Mg ha., for the herbaceous layer and 0.7 Mg ha. for forest litter.作者: 驕傲 時間: 2025-3-23 03:24
Desiccation of White Spruce Seedlings Planted in the Southern Boreal Forest of British Columbiaration and severe injury resulted from exposing seedlings to controlled environment conditions similar but less harsh than those recorded in late March and April on monitored forest sites. Positioning of young roots of planted seedlings deep in the soil is viewed as a factor contributing to the injury.作者: 項目 時間: 2025-3-23 06:57
Jack Pine (,) Seedling Emergence is Affected by Organic Horizon Removal, Ashes, Soil, Water and Shader four shading levels (100%, 75%, 50%, and 25% photosynthetically active radiation). Seedling emergence was most successful under high watering schedules, increased depth of burn, high shading, and without ashes. Ash had an inhibitory effect on seedling emergence.作者: 束以馬具 時間: 2025-3-23 13:01
Conference proceedings 1995species, as compared to other forested regions.The long term viability and sustainability of boreal forests isinfluenced by many factors. They are subject to interruptions atintervals by large-scale natural disturbances, and increasingly byhuman activities. Boreal ecosystem development is typically 作者: 沉默 時間: 2025-3-23 17:29 作者: Callus 時間: 2025-3-23 18:39
Analysis of Linear Hybrid Systems in CLP,eration process. Using these indices as model inputs, clearcuts and burns can be classified; within each stratum the natural forest regeneration process is similar. Analysing these strata, one can select a regime of forest treatment that is appropriate for a given stratum and, consequently, for the clearcuts (or burns) it includes.作者: CORD 時間: 2025-3-24 02:16 作者: 大炮 時間: 2025-3-24 02:46
West-East Cooperation in Europe for Sustainable Boreal Forestsr wood production dominates in Russia, Canada and the Nordic countries. The broadened view that forests are sources of other products than wood as well as of biodiversity is gradually becoming internationally accepted. To sustain the boreal forest for the future it must be realised that the forest h作者: 鄙視讀作 時間: 2025-3-24 08:50 作者: 精密 時間: 2025-3-24 14:11 作者: GAVEL 時間: 2025-3-24 17:46
Forest Operations and Environmental Protectionion, and damage to stems and roots may all result in growth reduction. To reduce soil disturbance and tree damage, smaller machines or machines with less ground pressure must be considered. Today the traffic may cover 10–30% of the site area. This is mainly due to skidding during clear-felling and t作者: handle 時間: 2025-3-24 19:10 作者: 解決 時間: 2025-3-25 02:43 作者: 換話題 時間: 2025-3-25 06:08
Criteria and Indicators of Sustainable Forest Management in Canadand associated indicators which identify its principal attributes and the parameters which can be measured to assess the extent to which sustainability is being achieved. Canada is developing a set of criteria and indicators of sustainable forest management for domestic purposes, and is participating作者: –DOX 時間: 2025-3-25 08:48 作者: AXIOM 時間: 2025-3-25 13:26 作者: Collar 時間: 2025-3-25 19:40 作者: 可卡 時間: 2025-3-25 21:37 作者: CREST 時間: 2025-3-26 00:27 作者: triptans 時間: 2025-3-26 08:11 作者: seroma 時間: 2025-3-26 10:29 作者: 羊欄 時間: 2025-3-26 16:22 作者: dominant 時間: 2025-3-26 17:17 作者: 樂意 時間: 2025-3-27 00:27 作者: 凹處 時間: 2025-3-27 02:47
http://image.papertrans.cn/b/image/189862.jpg作者: 原來 時間: 2025-3-27 07:36 作者: Bumble 時間: 2025-3-27 12:05
Towards Specification-Guarded Refactoringt and formulation of new forest policy. This paper presents a brief analysis of recently adopted forest legislation and the problems that exist in forest management, forest utilisation, protection and regeneration of forest resources. Lack of co-ordination of federal and regional legislation and the作者: molest 時間: 2025-3-27 16:15 作者: 詩集 時間: 2025-3-27 21:16 作者: 稀釋前 時間: 2025-3-28 01:56 作者: flaunt 時間: 2025-3-28 06:09
Improving Logic Programs by?Adding Functionsn the past, timber production had been the single primary aim of Swedish forest policy. The strategy established for maintaining biodiversity is based on a system of forest reserves and management of the matrix that mimics natural processes and builds in natural structures at the stand and, when app作者: aqueduct 時間: 2025-3-28 07:15 作者: Embolic-Stroke 時間: 2025-3-28 12:09
Piotr Wojciechowski,K. Subramaniral Resource Departments across the country, is working hard to change its image by developing environmentally sound management. The dilemma is how to continue resource extraction from the forest yet ensure that wildlife populations do not become endangered. An important ecosystem process in the bor作者: SPER 時間: 2025-3-28 14:46
Anna Bamberger,Maribel Fernándezhe Yukon. The major species are spruce, pines, balsam fir, white birch and trembling aspen often occurring in extensive monocultures. Wildfire is the driving successional force in the boreal forest and has remained so despite fire suppression activities and extensive harvesting. Insects and diseases作者: 高度 時間: 2025-3-28 21:46 作者: Halfhearted 時間: 2025-3-29 01:19 作者: coalition 時間: 2025-3-29 03:25 作者: ATOPY 時間: 2025-3-29 10:51 作者: muster 時間: 2025-3-29 12:11
Hector Suzanne,Emmanuel Chaillouxare presented. In 2 out of 3 years the injury was substantial. Planted white spruce is injured during its first overwintering while naturally established seedlings are not. A brief summary of 1992/93 post-winter assessments of 1-year old operationally established plantations is also presented. Most 作者: Ardent 時間: 2025-3-29 17:14
Fran?ois Degrave,Tom Schrijvers,Wim Vanhoofmonoliths were taken to the laboratory and received prescribed burning, leading to 100%, 75%, 50%, 25%, and 0% organic horizon removal. One half of each monolith contained ashes generated from burning whereas the other half was kept ash-free. Each half of every monolith was sown with jack pine seeds作者: 滲透 時間: 2025-3-29 23:34
Analysis of Linear Hybrid Systems in CLP,ation on geomorphological site characteristics and stand parameters, indices are determined using a specific criterion that describes the forest regeneration process. Using these indices as model inputs, clearcuts and burns can be classified; within each stratum the natural forest regeneration proce作者: circuit 時間: 2025-3-30 03:52 作者: neutral-posture 時間: 2025-3-30 07:58
https://doi.org/10.1007/978-3-031-45784-5Selective cutting is one of many harvesting methods alternative to clear-cutting. Both the influence on different ecological systems and the effect on forest productivity of this harvesting method are important. In this study, the productivity in 16 long-term experimental plots in selectively cut Norway spruce (.) forest is analysed.作者: 遺傳學(xué) 時間: 2025-3-30 11:28 作者: 獨輪車 時間: 2025-3-30 14:46
https://doi.org/10.1007/978-94-017-0942-2Clearcutting; atmosphere; biodiversity; climate; development; forest; forest policy; forestry; logging; photo作者: arrogant 時間: 2025-3-30 16:55 作者: 離開 時間: 2025-3-30 23:14
Peter Van Weert,Jon Sneyers,Bart Demoen wood production and maintenance of biodiversity and other values means setting limits to the intensity and extent of forest management. If the impact has been large, it is also necessary to build more natural features into managed systems. Developing a sustained boreal forest system by management o作者: MEET 時間: 2025-3-31 04:49 作者: Pantry 時間: 2025-3-31 07:34
Towards Specification-Guarded Refactoringd 1993 exceeded the linear reduction trajectory by 11.5% to 15.5%. Estimated emissions from Parks Canada for 1989 to 1991 exceeded this same trajectory by 4.4% to 17.7%. Despite commitments to ecosystem management approaches, there is little evidence that atmospheric considerations have been fully i作者: 悄悄移動 時間: 2025-3-31 12:54
Improving Logic Programs by?Adding Functionsay contribute twice as much to soil disturbance as the vehicle ground pressure. When designing forest machinery for transportation of timber the payload itself is the most complicated problem. During the XIX World Congress of the International Union of Forestry Research Organisations (IUFRO) in Mont作者: 難管 時間: 2025-3-31 15:17
Improving Logic Programs by?Adding Functionsal. This makes it difficult to predict the outcome of the policy and, consequently, there is a need for monitoring routines to enable changes to policy implementation. Such routines have yet to be developed.作者: 鋼盔 時間: 2025-3-31 18:03
Piotr Wojciechowski,K. Subramaniill argue that we should emulate the pattern across the landscape. Wildlife (including all life) have evolved in landscapes with inherent patterns. If we can maintain the inherent pattern in a landscape I argue that we can maintain the wildlife. Here I outline a method for describing landscape patte作者: 使乳化 時間: 2025-4-1 00:15
Anna Bamberger,Maribel Fernándezof pollution damage have been yet been detected in boreal forests by the system. An early warning system to detect and monitor conditions remains an essential part of our commitment to the sustainability of Canada’s forests.作者: Microgram 時間: 2025-4-1 04:28
https://doi.org/10.1007/978-3-031-45784-5ground biomass components were found to be dependent on the density and spatial distribution of the trees in the stand; production of merchantable stem-wood was also influenced by thinning treatments. The optimum density needed for maximum stand production, however, need not always be best from the 作者: 未完成 時間: 2025-4-1 06:31
Lecture Notes in Computer Sciencen excellent over a wide range of site conditions. The operational planting results demonstrate that contrary to local opinion, reforestation practices proven elsewhere can be used to successfully reforest sites that have been burned or harvested in this region. Key to the operational planting succes作者: 使害羞 時間: 2025-4-1 13:30 作者: Forsake 時間: 2025-4-1 15:57
Christophe Calvès,Maribel FernándezGrass species such as . and . had the highest potential ignitability. Physical characteristics were not significantly correlated with chemical characteristics (p > 0.05, n = 20). There was a significant but trivial correlation between surface area to volume ratio and volume (r = ?0.80, p ≤ 0.05, n =作者: municipality 時間: 2025-4-1 19:05
