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A Comparison of Major Arable Production Systems: An Agronomic, Environmental and Ecological Evaluation Organic Eprints
Van Der Heijden, Marcel; Wittwer, Raphael; Jossi, Werner; Prechsl, Ulrich; Nemecek, Thomas; Schläppi, Klaus; Hagen, Emily O.; Keller, Thomas; Walder, Florian; Büchi, Lucie; Charles, Raphael; Colombi, Tino; Hess, Julia; Hirte, Juliane; Mayer, Jochen; Loiaza, Viviana; Pujol-Pereira, Engil; Six, Jo; Dennert, Francesca; Maurhofer, Monika; Seitz, Steffen.
One of the primary challenges of our time is develop sustainable farming systems that can feed the world with minimal environmental impact. Some studies argue that organic farming systems are best because these have minimal impact on the environment and are positive for biodiversity. Others argue that no-tillage systems are better because such systems save energy and preserve soil structure and quality. A third group argues that conventional farming systems are best because yield per hectare is highest. However, so far, systematic comparisons of major arable production systems are rare and often it is difficult to compare the advantages and disadvantages of farming systems in a systematic way due to differences in soil/site characteristics and management....
Tipo: Conference paper, poster, etc. Palavras-chave: "Organics" in general Food security; Food quality and human health Soil tillage.
Ano: 2018 URL: http://orgprints.org/34561/1/vanderheijden-etal-2018ESA2018_FinalAbstractBook_p45.pdf
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Gross phosphorus fluxes in a calcareous soil inoculated with Pseudomonas protegens CHA0 revealed by 33P isotopic dilution Organic Eprints
Meyer, Gregor; Bünemann-König, Else; Frossard, Emmanuel; Maurhofer, Monika; Mäder, Paul; Oberson, Astrid.
Inoculation with phosphorus (P) solubilizing bacteria is being proposed to increase P availability for plants by mineralization and solubilization of non-available soil and fertilizer P. Solubilization of inorganic P compounds by bacterial strains has repeatedly been shown on agar plates and in liquid media. However, the effects of inoculation on P availability to plants growing in soils, either in pot or field studies, are inconsistent and do not allow to separate between direct effects on P availability and indirect effects such as improved plant health. This differentiation could be achieved using 33P isotopic labeling. We applied the 33P isotopic dilution method in a pot and in an incubation experiment to study gross P fluxes in a calcareous soil...
Tipo: Journal paper Palavras-chave: Composting and manuring; Soil.
Ano: 2017 URL: http://orgprints.org/30745/1/Meyer%20et%20al%202017.pdf
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