Search Results - "Schmidt, I K"

Can current moisture responses predict soil CO2 efflux under altered precipitation regimes? A synthesis of manipulation experiments by Vicca, S, Bahn, M, Estiarte, M, van Loon, E. E, Vargas, R, Alberti, G, Ambus, P, Arain, M. A, Beier, C, Bentley, L. P, Borken, W, Buchmann, N, Collins, S. L, de Dato, G, Dukes, J. S, Escolar, C, Fay, P, Guidolotti, G, Hanson, P. J, Kahmen, A, Kröel-Dulay, G, Ladreiter-Knauss, T, Larsen, K. S, Lellei-Kovacs, E, Lebrija-Trejos, E, Maestre, F. T, Marhan, S, Marshall, M, Meir, P, Miao, Y, Muhr, J, Niklaus, P. A, Ogaya, R, Peñuelas, J, Poll, C, Rustad, L. E, Savage, K, Schindlbacher, A, Schmidt, I. K, Smith, A. R, Sotta, E. D, Suseela, V, Tietema, A, van Gestel, N, van Straaten, O, Wan, S, Weber, U, Janssens, I. A

“…As a key component of the carbon cycle, soil CO2 efflux (SCE) is increasingly studied to improve our mechanistic understanding of the important carbon flux…”
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Net root growth and nutrient acquisition in response to predicted climate change in two contrasting heathland species by Arndal, M. F., Merrild, M. P., Michelsen, A., Schmidt, I. K., Mikkelsen, T. N., Beier, C.

“…Background and aims Accurate predictions of nutrient acquisition by plant roots and mycorrhizas are critical in modelling plant responses to climate change…”
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Distance to seed sources and land‐use history affect forest development over a long‐term heathland to forest succession by Kepfer‐Rojas, S, Schmidt, I. K, Ransijn, J, Riis‐Nielsen, T, Verheyen, K, Bartha, Sándor

“…QUESTIONS: Is there a spatial pattern in the community structure (stem densities, species richness and species composition) of trees and shrubs during more…”
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Crowther et al. reply by Crowther, T. W., Machmuller, M. B., Carey, J. C., Allison, S. D., Blair, J. M., Bridgham, S. D., Burton, A. J., Dijkstra, F. A., Elberling, B., Estiarte, M., Larsen, K. S., Laudon, H., Lupascu, M., Marhan, S., Mohan, J., Niu, S., J. Peñuelas, J., Schmidt, I. K., Templer, P. H., Kröel-Dulay, G., Frey, S., Bradford, M. A.

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Carbon and nitrogen cycles in European ecosystems respond differently to global warming by Beier, C., Emmett, B.A., Peñuelas, J., Schmidt, I.K., Tietema, A., Estiarte, M., Gundersen, P., Llorens, L., Riis-Nielsen, T., Sowerby, A., Gorissen, A.

“…The global climate is predicted to become significantly warmer over the next century. This will affect ecosystem processes and the functioning of semi natural…”
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Synthesizing greenhouse gas fluxes across nine European peatlands and shrublands – responses to climatic and environmental changes by Carter, M. S, Larsen, K. S, Emmett, B, Estiarte, M, Field, C, Leith, I. D, Lund, M, Meijide, A, Mills, R. T. E, Niinemets, Ã, Peñuelas, J, Portillo-Estrada, M, Schmidt, I. K, Selsted, M. B, Sheppard, L. J, Sowerby, A, Tietema, A, Beier, C

“…In this study, we compare annual fluxes of methane (CH4), nitrous oxide (N2O) and soil respiratory carbon dioxide (CO2) measured at nine European peatlands (n…”
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Experimental design of multifactor climate change experiments with elevated CO₂, warming and drought: the CLIMAITE project by Mikkelsen, T.N, Beier, C, Jonasson, S, Holmstrup, M, Schmidt, I.K, Ambus, P, Pilegaard, K, Michelsen, A, Albert, K, Andresen, L.C, Arndal, M.F, Bruun, N, Christensen, S, Danbæk, S, Gundersen, P, Jørgensen, P, Linden, L.G, Kongstad, J, Maraldo, K, Priemé, A, Riis-Nielsen, T, Ro-Poulsen, H, Stevnbak, K, Selsted, M.B, Sørensen, P, Larsen, K.S, Carter, M.S, Ibrom, A, Martinussen, T, Miglietta, F, Sverdrup, H

“…1. Recent findings indicate that the interactions among CO₂, temperature and water can be substantial, and that the combined effects on the biological systems…”
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Mineralization and distribution of nutrients in plants and microbes in four arctic ecosystems: responses to warming by Schmidt, I.K., Jonasson, S., Shaver, G. R., Michelsen, A., Nordin, A.

“…Mineralization and nutrient distribution in plants and microbes were studied in four arctic ecosystems at Abisko, Northern Sweden and Toolik Lake, Alaska,…”
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Quantifying global soil carbon losses in response to warming by Crowther, T. W., Todd-Brown, K. E. O., Rowe, C. W., Wieder, W. R., Carey, J. C., Machmuller, M. B., Snoek, B. L., Fang, S., Zhou, G., Allison, S. D., Blair, J. M., Bridgham, S. D., Burton, A. J., Carrillo, Y., Reich, P. B., Clark, J. S., Classen, A. T., Dijkstra, F. A., Elberling, B., Emmett, B. A., Estiarte, M., Frey, S. D., Guo, J., Harte, J., Jiang, L., Johnson, B. R., Kröel-Dulay, G., Larsen, K. S., Laudon, H., Lavallee, J. M., Luo, Y., Lupascu, M., Ma, L. N., Marhan, S., Michelsen, A., Mohan, J., Niu, S., Pendall, E., Peñuelas, J., Pfeifer-Meister, L., Poll, C., Reinsch, S., Reynolds, L. L., Schmidt, I. K., Sistla, S., Sokol, N. W., Templer, P. H., Treseder, K. K., Welker, J. M., Bradford, M. A.

“…A compilation of global soil carbon data from field experiments provides empirical evidence that warming-induced net losses of soil carbon could accelerate…”
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Fine Root Growth and Vertical Distribution in Response to Elevated CO₂, Warming and Drought in a Mixed Heathland–Grassland by Arndal, M. F., Tolver, A., Larsen, K. S., Beier, C., Schmidt, I. K.

“…Belowground plant responses have received much less attention in climate change experiments than aboveground plant responses, thus hampering a holistic…”
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Responses in microbes and plants to changed temperature, nutrient, and light regimes in the arctic by Jonasson, Sven, Michelsen, Anders, Schmidt, Inger K., Nielsen, Esben V.

“…Previous research has shown that experimental perturbations of arctic ecosystems simulating direct and indirect effects of predicted environmental changes have…”
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Sinks for nitrogen inputs in terrestrial ecosystems: a meta-analysis of 15N tracer field studies by Templer, P. H, Mack, M. C, III, F. S. Chapin, Christenson, L. M, Compton, J. E, Crook, H. D, Currie, W. S, Curtis, C. J, Dail, D. B, D'Antonio, C. M, Emmett, B. A, Epstein, H. E, Goodale, C. L, Gundersen, P, Hobbie, S. E, Holland, K, Hooper, D. U, Hungate, B. A, Lamontagne, S, Nadelhoffer, K. J, Osenberg, C. W, Perakis, S. S, Schleppi, P, Schimel, J, Schmidt, I. K, Sommerkorn, M, Spoelstra, J, Tietema, A, Wessel, W. W, Zak, D. R

“…Effects of anthropogenic nitrogen (N) deposition and the ability of terrestrial ecosystems to store carbon (C) depend in part on the amount of N retained in…”
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Differential responses of grass and a dwarf shrub to long-term changes in soil microbial biomass C, N and P following factorial addition of NPK fertilizer, fungicide and labile carbon to a heath by MICHELSEN, ANDERS, GRAGLIA, ENRICO, SCHMIDT, INGER K., JONASSON, SVEN, SLEEP, DARREN, QUARMBY, CHRIS

“…Microbial immobilization may decrease the inorganic nutrient concentrations of the soil to the extent of affecting plant nutrient uptake and growth. We have…”
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Long-term manipulation of the microbes and microfauna of two subarctic heaths by addition of fungicide, bactericide, carbon and fertilizer by Schmidt, Inger K., Ruess, Liliane, Bååth, Erland, Michelsen, Anders, Ekelund, Flemming, Jonasson, Sven

“…Nutrient availability is a major constraint to plant production and carbon storage in arctic ecosystems, but there are few studies coupling processes in the…”
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Microbial biomass C, N and P in two arctic soils and responses to addition of NPK fertilizer and sugar: implications for plant nutrient uptake by Jonasson, S, Michelsen, A, Schmidt, I.K, Nielsen, E.V, Callaghan, T.V

“…The soil microbial carbon (C), nitrogen (N) and phosphorus (P) pools were quantified in the organic horizon of soils from an arctic/alpine low-altitude heath…”
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Simulated climate change affecting microorganisms, nematode density and biodiversity in subarctic soils by Ruess, L. (Institut fuer Biologie II, Aachen (Germany).), Michelsen, A, Schmidt, I.K, Jonasson, S

“…Arctic terrestrial ecosystems are strongly dominated by temperature, and global warming is expected to have a particularly strong impact in high latitudes. The…”
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Carbon Dioxide and Methane Exchange of a Subarctic Heath in Response to Climate Change Related Environmental Manipulations by Christensen, T. R., Michelsen, A., Jonasson, S., Schmidt, I. K.

“…Responses of CO2 and CH4 exchange to NPK fertilization, soil warming and shading were investigated at a tree line heath site near Abisko in subarctic Sweden…”
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Author Correction: Crowther et al. reply by Crowther, T. W., Machmuller, M. B., Carey, J. C., Allison, S. D., Blair, J. M., Bridgham, S. D., Burton, A. J., Dijkstra, F. A., Elberling, B., Estiarte, M., Larsen, K. S., Laudon, H., Lupascu, M., Marhan, S., Mohan, J., Niu, S., Peñuelas, J. J., Schmidt, I. K., Templer, P. H., Kröel-Dulay, G., Frey, S., Bradford, M. A.

“…In this Brief Communications Arising Reply, the affiliation for author P. H. Templer was incorrectly listed as ‘Department of Ecology & Evolutionary Biology,…”
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Effects of labile soil carbon on nutrient partitioning between an arctic graminoid and microbes by Schmidt, I.K, Michelsen, A, Jonasson, S

“…We measured partitioning of N and P uptake between soil microorganisms and potted Festuca vivipara in soil from a subarctic heath in response to factorial…”
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Nitrogen uptake by arctic soil microbes and plants in relation to soil nitrogen supply by Nordin, Annika, Schmidt, Inger K., Shaver, Gaius R.

“…In Alaska, evergreen and deciduous shrubs dominate the vegetation of moist acidic arctic tundra (soil pH < 5.5) while graminoids and forbs are important at the…”
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