Search Results - "AGREN, Göran I"

Stoichiometry and Nutrition of Plant Growth in Natural Communities by Agren, Goran I

“…Stoichiometric relations in plants, with emphasis on C:N:P, are reviewed. Both theoretically and empirically it is found for whole plants as well as for…”
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Modelling the influence of ectomycorrhizal decomposition on plant nutrition and soil carbon sequestration in boreal forest ecosystems by Baskaran, Preetisri, Hyvönen, Riitta, Berglund, S. Linnea, Clemmensen, Karina E., Ågren, Göran I., Lindahl, Björn D., Manzoni, Stefano

“…Tree growth in boreal forests is limited by nitrogen (N) availability. Most boreal forest trees form symbiotic associations with ectomycorrhizal (ECM) fungi,…”
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What determines the temperature response of soil organic matter decomposition? by Ågren, Göran I., Wetterstedt, J.Å. Martin

“…The temperature dependence of litter and soil organic matter (SOM) mineralisation is important because it determines how strong the feedback from the expected…”
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Are Swedish forest soils sinks or sources for CO₂--model analyses based on forest inventory data by Ågren, Göran I, Hyvönen, Riitta, Nilsson, Torbjörn

“…Forests soils should be neither sinks nor sources of carbon in a long-term perspective. From a Swedish perspective the time since the last glaciation has…”
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Feedback from soil inorganic nitrogen on soil organic matter mineralisation and growth in a boreal forest ecosystem by Eliasson, Peter E, Ågren, Göran I

“…Current nitrogen (N) deposition rates are considerably higher than during pre-industrial times and the growing interest in forest fertilisation requires better…”
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Environmental and stoichiometric controls on microbial carbon-use efficiency in soils by Manzoni, Stefano, Taylor, Philip, Richter, Andreas, Porporato, Amilcare, Ågren, Göran I.

“…Carbon (C) metabolism is at the core of ecosystem function. Decomposers play a critical role in this metabolism as they drive soil C cycle by mineralizing…”
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Modelling soil carbon development in Swedish coniferous forest soils—An uncertainty analysis of parameters and model estimates using the GLUE method by Ortiz, Carina, Karltun, Erik, Stendahl, Johan, Gärdenäs, Annemieke I., Ågren, Göran I.

“…► We calibrate the Q model regionally with data from a national inventory using GLUE (Generalized Likelihood Uncertainty Estimation) method. ► Parameter…”
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The effects of land use on soil N mineralization during the growing season on the northern Loess Plateau of China by Wei, Xiaorong, Shao, Mingan, Fu, Xiaoli, Ågren, Göran I., Yin, Xianqiang

“…The mineralization and availability of soil nitrogen (N) are vital processes in the sustainable management of soil resources and ecosystems. We studied the…”
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Temperature sensitivity of soil respiration rates enhanced by microbial community response by Karhu, Kristiina, Auffret, Marc D., Dungait, Jennifer A. J., Hopkins, David W., Prosser, James I., Singh, Brajesh K., Subke, Jens-Arne, Wookey, Philip A., Ågren, Göran I., Sebastià, Maria-Teresa, Gouriveau, Fabrice, Bergkvist, Göran, Meir, Patrick, Nottingham, Andrew T., Salinas, Norma, Hartley, Iain P.

“…Microbial community responses in soils from the Arctic to the Amazon often enhance the longer-term temperature sensitivity of respiration, particularly in…”
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Combining Theory and Experiment to Understand Effects of Inorganic Nitrogen on Litter Decomposition by Ågren, Göran I., Bosatta, Ernesto, Magill, Alison H.

“…It has been long recognised that mineral elements, and nitrogen in particular, play an important role in determining the rate at which organic matter is…”
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Carbon Allocation between Tree Root Growth and Root Respiration in Boreal Pine Forest by Högberg, Peter, Nordgren, Anders, Ågren, Göran I.

“…Soil respiration, i.e. respiration by mycorrhizal roots and by heterotrophic organisms decomposing above- and below-ground litters, is a major component in…”
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Process-based models for forest ecosystem management: current state of the art and challenges for practical implementation by Mäkelä, Annikki, Landsberg, Joe, Ek, Alan R., Burk, Thomas E., Ter-Mikaelian, Michael, Agren, Göran I., Oliver, Chadwick D., Puttonen, Pasi

“…Recent progress toward the application of process-based models in forestmanagement includes the development of evaluation and parameter estimation methods…”
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Plant stoichiometry at different scales: element concentration patterns reflect environment more than genotype by Ågren, Göran I., Weih, Martin

“…All plant species require at least 16 elements for their growth and survival but the relative requirements and the variability at different organizational…”
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Nutrient limitation on terrestrial plant growth – modeling the interaction between nitrogen and phosphorus by Ågren, Göran I, Wetterstedt, J. Å. Martin, Billberger, Magnus F. K

“…• Growth of plants in terrestrial ecosystems is often limited by the availability of nitrogen (N) or phosphorous (P) Liebig’s law of the minimum states that…”
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Changes in carbon stores in Swedish forest soils due to increased biomass harvest and increased temperatures analysed with a semi-empirical model by Agren, Goran I, Hyvonen, Riitta

“…We have used a combination of conventional forest yield tables and a theory for carbon cycles to analyse consequences of climatic change and changes in forest…”
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Multi-Dimensional Plant Element Stoichiometry-Looking Beyond Carbon, Nitrogen, and Phosphorus by Ågren, Göran I, Weih, Martin

“…Nutrient elements are important for plant growth. Element stoichiometry considers the balance between different nutrients and how this balance is affected by…”
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Production and turnover of ectomycorrhizal extramatrical mycelial biomass and necromass under elevated CO2 and nitrogen fertilization by Ekblad, Alf, Mikusinska, Anna, Ågren, Göran I., Menichetti, Lorenzo, Wallander, Håkan, Vilgalys, Rytas, Bahr, Adam, Eriksson, Ulrika

“…Summary Extramatrical mycelia (EMM) of ectomycorrhizal fungi are important in carbon (C) and nitrogen (N) cycling in forests, but poor knowledge about EMM…”
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Temperature and soil organic matter decomposition rates - synthesis of current knowledge and a way forward by Conant, Richard T., Ryan, Michael G., Ågren, Göran I., Birge, Hannah E., Davidson, Eric A., Eliasson, Peter E., Evans, Sarah E., Frey, Serita D., Giardina, Christian P., Hopkins, Francesca M., Hyvönen, Riitta, Kirschbaum, Miko U. F., Lavallee, Jocelyn M., Leifeld, Jens, Parton, William J., Megan Steinweg, Jessica, Wallenstein, Matthew D., Martin Wetterstedt, J. Å., Bradford, Mark A.

“…The response of soil organic matter (OM) decomposition to increasing temperature is a critical aspect of ecosystem responses to global change. The impacts of…”
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Impact of long-term nitrogen addition on carbon stocks in trees and soils in northern Europe by Hyvönen, Riitta, Persson, Tryggve, Andersson, Stefan, Olsson, Bengt, Ågren, Göran I, Linder, Sune

“…The aim of this study was to quantify the effects of fertiliser N on C stocks in trees (stems, stumps, branches, needles, and coarse roots) and soils (organic…”
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Nitrogen budgets for Scots pine and Norway spruce ecosystems 12 and 7 years after the end of long-term fertilisation by Ladanai, Svetlana, Ågren, Göran I., Hyvönen, Riitta, Lundkvist, Helene

“…The magnitude of nitrogen storage and its temporal change in forest ecosystems are important when analysing global change. For example, the accelerated growth…”
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