In the German Democratic Republic (GDR), resin tapping in Scots pine (Pinus sylvestris L.) forests was a major economic activity, and resin-tapped stands are frequently found up until this day. In this study, we ...
Authors: Ernst van der Maaten, Annemarie Mehl, Martin Wilmking and Marieke van der Maaten-Theunissen
Within the highly bio-diverse ‘Northern Vietnam Lowland Rain Forests Ecoregion’ only small, and mostly highly modified forestlands persist within vast exotic-species plantations. The aim of this study was to e...
One of the most important drivers of forest biodiversity is conspecific negative density dependence (CNDD), a reduction in performance when conspecific densities are high. While the majority of CNDD research h...
Understory plants represents the largest component of biodiversity in most forest ecosystems and plays a key role in forest functioning. Despite their importance, the influence of overstory-layer composition o...
Authors: Luciana Mestre, Mónica Toro-Manríquez, Rosina Soler, Alejandro Huertas-Herrera, Guillermo Martínez-Pastur and María Vanessa Lencinas
Tropical forests play an important role in the global carbon (C) cycle. However, tropical montane forests have been studied less than tropical lowland forests, and their role in carbon storage is not well unde...
Authors: Sebastian Paulick, Claudia Dislich, Jürgen Homeier, Rico Fischer and Andreas Huth
Capturing the response of forest ecosystems to inter-annual climate variability is a great challenge. In this study, we tested the capability of an individual-based forest gap model to display carbon fluxes at...
Authors: Edna Rödig, Andreas Huth, Friedrich Bohn, Corinna Rebmann and Matthias Cuntz
Forest fertilization offers a means to increase the production of renewable resources. Nitrogen is the most common fertilizer in boreal upland forests. There is plenty of research on the effect of nitrogen fer...
The sustainable use of renewable resources has become an important issue worldwide in the move towards a less fossil-fuel-intensive future. Mainstream method for fulfilling this aim is to increase the share of...
Authors: Jaakko Karvonen, Pradipta Halder, Jyrki Kangas and Pekka Leskinen
Forest management strategies such as thinning have long been used to enhance ecosystem functions, especially in plantations. Thinning in plantations with high deer density, however, may not yield a desired inc...
Currently, the common and feasible way to estimate the most accurate forest biomass requires ground measurements and allometric models. Previous studies have been conducted on allometric equations development ...
Authors: Solichin Manuri, Cris Brack, Fatmi Noor’an, Teddy Rusolono, Shema Mukti Anggraini, Helmut Dotzauer and Indra Kumara
Growth and yield models are important tools for forest planning. Due to its geographic location, topology, and history of management, the forests of the Adirondacks Region of New York are unique and complex. H...
Authors: Aaron Weiskittel, Christian Kuehne, John Paul McTague and Mike Oppenheimer
Information on forest structure, growth, and disturbance history is essential for effective forest management in a dynamic landscape. Because most of our research concerning the ecology and growth of Thuja occide...
We compare the climate sensitivity of European beech (Fagus sylvatica L.) in two forest nature reserves in northeastern Germany. The one reserve, Schlossberg, is characterized by shallow chalk soils, whereas in t...
Authors: Marieke van der Maaten-Theunissen, Hanna Bümmerstede, Janette Iwanowski, Tobias Scharnweber, Martin Wilmking and Ernst van der Maaten
Tropical dry forests cover less than 13 % of the world’s tropical forests and their area and biodiversity are declining. In southern Africa, the major threat is increasing population pressure, while drought ca...
Authors: Vera De Cauwer, Coert J. Geldenhuys, Raf Aerts, Miya Kabajani and Bart Muys
Climate change is likely to cause significant modifications in forests. Rising to this challenge may require adaptation of forest management, and therefore should trigger proactive measures by forest managers,...
Authors: Rita Sousa-Silva, Quentin Ponette, Kris Verheyen, Ann Van Herzele and Bart Muys
Replacement of fossil fuel based energy with biochar-based bioenergy production can help reduce greenhouse gas emissions while mitigating the adverse impacts of climate change and global warming. However, the ...
Authors: Krish Homagain, Chander Shahi, Nancy Luckai and Mahadev Sharma
The quantitative impact of forest management on forests’ wood resource was evaluated for Picea and Fagus mixed forests. The effects on the productivity of tendering operations, thinnings and rotation length ha...
Authors: Olivier Bouriaud, Gheorghe Marin, Laura Bouriaud, Dominik Hessenmöller and Ernst-Detlef Schulze
In mid hills of Western Himalayas, Himachal Pradesh India, growth, yield and economics of Solanum khasianum as a potential medicinal herb under Pinus roxburghii (Chir pine) plantation has been studied for two con...
Authors: Chandra Shekher Sanwal, Raj Kumar, Raheel Anwar, Vijaysinha Kakade, Sushma Kerketta and S. D. Bhardwaj
Conceptual models of forest dynamics are powerful cognitive tools, which are indispensable for communicating ecological ideas and knowledge, and in developing strategic approaches and setting targets for fores...
Attention has recently been drawn to the issue of transboundary invasions, where species introduced and naturalized in one country cross international borders and become problematic in neighbouring countries. ...
Authors: João Martins, David M. Richardson, Renato Henriques, Elizabete Marchante, Hélia Marchante, Paulo Alves, Mirijam Gaertner, João P. Honrado and Joana R. Vicente
Seed production, seed dispersal and seedling establishment are relevant life phases of plants. Understanding these processes and their patterns is essential to recognize vegetation dynamics and to apply it to ...
Authors: Abrham Abiyu, Demel Teketay, Gerhard Glatzel and Georg Gratzer
This contribution evaluates the effect of forest structure and tree species diversity on plot productivity and individual tree growth in the unique Knysna forests in Southern Africa using mapped tree data from...
Authors: Klaus v. Gadow, GongQiao Zhang, Graham Durrheim, David Drew and Armin Seydack
Information on above-ground biomass (AGB) is important for managing forest resource use at local levels, land management planning at regional levels, and carbon emissions reporting at national and internationa...
Authors: James Halperin, Valerie LeMay, Emmanuel Chidumayo, Louis Verchot and Peter Marshall
In recent decades, native Araucaria forests in Brazil have become fragmented due to the conversion of forest to agricultural lands and commercial tree plantations. Consequently, the forest dynamics in this forest...
Forest biomass is helpful to assess its productivity and carbon (C) sequestration capacity. Several disturbance activities in tropical forests have reduced the biomass and net primary production (NPP) leading ...
Authors: Tilak Prasad Gautam and Tej Narayan Mandal
Landscapes consist of heterogeneous interacting dynamic elements with complex ecological, economic and cultural attributes. These complex interactions help in the sustenance of natural resources through bio-ge...
Authors: Ramachandra T V, Bharath Setturu and Subash Chandran
Forest ecosystems are increasingly seen as multi-functional production systems, which should provide, besides timber and economic benefits, also other ecosystem services related to biological diversity, recrea...
An examination of the distribution of ancient charcoal kiln sites in the forest landscape seems to be worthwhile, since general trends in the selection of suitable kiln site locations in the past might become ...
Authors: Marcus Schmidt, Andreas Mölder, Egbert Schönfelder, Falko Engel and Werner Fortmann-Valtink
Wood density is considered to be the most important predictor of wood quality but despite its importance, diffuse-porous tree species have been the subject of only a limited number of studies. The importance o...
Authors: Daniela Diaconu, Marc Wassenberg and Heinrich Spiecker
This paper focuses on the use of models for increasing the precision of estimators in large-area forest surveys. It is motivated by the increasing availability of remotely sensed data, which facilitates the de...
Authors: Göran Ståhl, Svetlana Saarela, Sebastian Schnell, Sören Holm, Johannes Breidenbach, Sean P. Healey, Paul L. Patterson, Steen Magnussen, Erik Næsset, Ronald E. McRoberts and Timothy G. Gregoire
The global search for new ways to sequester carbon has already reached agricultural lands. Such land constitutes a major potential carbon sink. The production of high value timber within agroforestry systems c...
Authors: Christopher Morhart, Jonathan P. Sheppard, Johanna K. Schuler and Heinrich Spiecker
Restoring degraded forests and agricultural lands has become a global conservation priority. A growing number of tools can quantify ecosystem service tradeoffs associated with forest restoration. This evolving...
Authors: Zachary L. Christin, Kenneth J. Bagstad and Michael A. Verdone
Measurements of tree heights and diameters are essential in forest assessment and modelling. Tree heights are used for estimating timber volume, site index and other important variables related to forest growt...
Tree species recognition is the main bottleneck in remote sensing based inventories aiming to produce an input for species-specific growth and yield models. We hypothesized that a stratification of the target ...
Authors: Janne Räty, Jari Vauhkonen, Matti Maltamo and Timo Tokola
In Western North America, increasing wildfire and outbreaks of native bark beetles have been mediated by warming climate conditions. Bioclimatic models forecast the loss of key high elevation species throughou...
Authors: Jesse L. Morris, R. Justin DeRose and Andrea R. Brunelle
The role of wild foods in combating problems of food shortage is paramount. However, existing approaches to combat food insecurity shock have generally focused on reducing vulnerability via increasing producti...
Authors: Daie Ferede Guyu and Wolde-Tsadik Muluneh
Recently, deer have expanded their distribution to higher altitude ranges including subalpine forests. However, culling deer and construction of deer fence in subalpine forests are difficult because of steep s...
In economically optimal management, trees that are removed in a thinning treatment should be selected on the basis of their value, relative value increment and the effect of removal on the growth of remaining ...
Authors: Timo Pukkala, Erkki Lähde and Olavi Laiho
We explore the factors affecting the optimal plot design (size and type as well as the subsample tree selection strategies within a plot) and their relative importance in defining the optimal plot design in am...
Around 2000 plant species occur naturally in Lorestan Province of which 250 species are medicinal and myrtle is one of them. Myrtle is a shrub whose leaves and fruits have medicinal value and thus, if managed ...
Authors: Neda Amiri, Seyed F. Emadian, Asghar Fallah, Kamran Adeli and Hamid Amirnejad
This paper explored the long-term, ceteris-paribus effects of potential CO2 fertilization on the global forest sector. Based on the findings of Norby et al. (PNAS 2005, 102(50)) about forest response to elevated ...
Biomass regression equations are claimed to yield the most accurate biomass estimates than biomass expansion factors (BEFs). Yet, national and regional biomass estimates are generally calculated based on BEFs,...
Coarse woody debris (CWD) is an important element of forest structure that needs to be considered when managing forests for biodiversity, carbon storage or bioenergy. To manage it effectively, dynamics of CWD ...
Authors: Steffen Herrmann, Tiemo Kahl and Jürgen Bauhus
Monitoring the changing pattern of vegetation across diverse landscapes through remote sensing is instrumental in understanding the interactions of human activities and the ecological environment. Land use pat...
Wildlife and livestock grazing are important products of forest ecosystems, but can be controversial. Herbivory by North American elk and domestic cattle is a contentious management issue throughout western No...
Authors: Heather H. Halbritter and Louis C. Bender
Estimation of tree diversity at broader scale is important for conservation planning. Tree diversity should be measured and understood in terms of diversity and evenness, two integral components to describe th...
National forest resource assessments and monitoring, commonly known as National Forest Inventories (NFI’s), constitute an important national information infrastructure in many countries.
Authors: WeiSheng Zeng, Erkki Tomppo, Sean P. Healey and Klaus V. Gadow
