Search Results - "KIRCHMANN, H."

Changes in organic carbon in topsoil and subsoil and microbial community composition caused by repeated additions of organic amendments and N fertilisation in a long-term field experiment in Sweden by Kätterer, T., Börjesson, G., Kirchmann, H.

“…•Amendments significantly affected soil C, bulk density and microbial biomass.•Nitrogen fertilisation increased soil C stocks.•The contribution of the organic…”
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Composting and storage of organic household waste with different litter amendments. II: nitrogen turnover and losses by Eklind, Y, Kirchmann, H

“…Composting of N-rich wastes can be associated with substantial gaseous N losses, which mean loss of an essential plant nutrient but may also lead to…”
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Strategies for carbon sequestration in agricultural soils in northern Europe by Kätterer, T, Bolinder, M. A, Berglund, K, Kirchmann, H

“…We present new and synthesize published results from long-term field studies exploring management options for carbon sequestration in cropland and grassland…”
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Cadmium Reduction in Spring Wheat: Root Exudate Composition Affects Cd Partitioning Between Roots and Shoots by Affholder, M. C., Moazzami, A. A., Weih, M., Kirchmann, H., Herrmann, A. M.

“…Cadmium (Cd) in cereals is one of the major sources of Cd intake by human diets, and solutions to reduce Cd concentrations in wheat still need to be developed…”
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Long-term soil organic carbon and nitrogen dynamics in forage-based crop rotations in Northern Sweden (63–64°N) by Bolinder, M.A., Kätterer, T., Andrén, O., Ericson, L., Parent, L.-E., Kirchmann, H.

“…For carbon sequestration estimates it is necessary to evaluate effects of management practices on soil organic carbon (SOC) and nitrogen (SON) dynamics in a…”
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Lime placement on subsoil as a strategy to reduce phosphorus leaching from agricultural soils by Andersson, H., Bergström, L., Djodjic, F., Ulén, B., Kirchmann, H.

“…Leaching of phosphorus (P) from agricultural land is a major contributor to eutrophication of surface waters in many countries, and effective mitigation…”
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Composting and storage of organic household waste with different litter amendments. I: carbon turnover by Eklind, Y, Kirchmann, H

“…Composting of source-separated organic household wastes is becoming a more common practice in several countries. Carbon decomposition dynamics during…”
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How are soil use and management reflected by soil organic matter characteristics: a spectroscopic approach by Gerzabek, M. H., Antil, R. S., Kögel-Knabner, I., Knicker, H., Kirchmann, H., Haberhauer, G.

“…Summary We studied the quantitative and qualitative changes of soil organic matter (SOM) due to different land uses (arable versus grassland) and treatments…”
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Chemical Properties and Biochemical Activity of Colonized and Abandoned Litter-Feeding Termite (Macrotermes spp.) Mounds in Chromic Cambisol Area on the Borana Plateau, Ethiopia by MENICHETTI, L., LANDI, L., NANNIPIERI, P., KATTERER, T., KIRCHMANN, H., RENELLA, G.

“…Termite (Macrotermes spp.) mounds are complex biological habitats originated by the termite activity and possessing peculiar physical, chemical and biochemical…”
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Carbon Turnover and Ammonia Emissions during Composting of Biowaste at Different Temperatures by Eklind, Y, Sundberg, C, Smars, S, Steger, K, Sundh, I, Kirchmann, H, Jonsson, H

“…The effects of different process temperatures (40, 55, and 67°C) during composting of source-separated household waste were studied in a 200 L compost reactor…”
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Land-use effects on the distribution of soil organic carbon within particle-size fractions of volcanic soils in the Transmexican Volcanic Belt (Mexico) by Covaleda, S., Gallardo, J. F., García-Oliva, F., Kirchmann, H., Prat, C., Bravo, M., Etchevers, J. D.

“…The aim of this study was to determine the effect of land‐use and forest cover depletion on the distribution of soil organic carbon (SOC) within particle‐size…”
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DO ORGANIC FARMING PRACTICES REDUCE NITRATE LEACHING? by Kirchmann, Holger, Bergström, Lars

“…Agriculture is a contributor of nitrate to natural waters and there is concern about the excess nitrogen burden loadings from agriculture on natural waters…”
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Soil Organic Matter Pools and Carbon‐13 Natural Abundances in Particle‐Size Fractions of a Long‐Term Agricultural Field Experiment Receiving Organic Amendments by Gerzabek, Martin H., Haberhauer, Georg, Kirchmann, Holger

“…The present study combined a physical fractionation procedure with the natural abundance of 13C (δ13C) to evaluate the effect of organic fertilizer…”
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A risk-based methodology for deriving quality standards for organic contaminants in sewage sludge for use in agriculture—Conceptual Framework by Schowanek, D., Carr, R., David, H., Douben, P., Hall, J., Kirchmann, H., Patria, L., Sequi, P., Smith, S., Webb, S.

“…This paper describes a systematic methodology (Conceptual Framework) to derive quality standards for organic (anthropogenic) contaminants in sewage sludge…”
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Visions of a more precise soil biology by Andrén, O, Kirchmann, H, Kätterer, T, Magid, J, Paul, E.A, Coleman, D.C

“…Soils have often been viewed as a black box. Soil biology is difficult to study with the precision we would wish, due to the presence of considerable soil…”
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Charcoal Application to Arable Soil: Effects on CO2 Emissions by Carlsson, M, Andrén, O, Stenström, J, Kirchmann, H, Kätterer, T

“…Activated carbon and commercial household charcoal were added to soil in a 36-day incubation study at 20 °C measuring carbon dioxide evolution. The black…”
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Composting of source-separated household organics at different oxygen levels: Gaining an understanding of the emission dynamics by Beck-Friis, B, Smårs, S, Jonsson, H, Eklind, Y, Kirchmann, H

“…Source-separated household organics were composted in a reactor at three oxygen levels, 16%, 2.5% and 1%in the compost gas. Short-chained fatty acids were…”
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The response of soil organic matter to manure amendments in a long-term experiment at Ultuna, Sweden by GERZABEK, M.H., PICHLMAYER, F., KIRCHMANN, H., HABERHAUER, G.

“…Summary In a long‐term field experiment started in 1956 on a clay loam soil at Uppsala, Sweden, changes of organic carbon in the topsoils receiving various…”
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Formation and emission of N2O and CH4 from compost heaps of organic household waste by BECK-FRIIS, B, PELL, M, SONESSON, U, JÖNSSON, H, KIRCHMANN, H

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Decomposition and nutrient release from mango and miombo woodland litter in Zimbabwe by Musvoto, C., Campbell, B.M., Kirchmann, H.

“…Litter inputs from trees are potentially important in agroforestry systems as sources of nutrients and organic matter. In the smallholder farming areas of…”
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