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of 3
pro vyhledávání: '"Harald Schaaf"'
Autor:
Christopher Brock, Meike Oltmanns, Christoph Matthes, Ben Schmehe, Harald Schaaf, Detlef Burghardt, Hartmut Horst, Hartmut Spieß
Publikováno v:
Agronomy, Vol 11, Iss 6, p 1078 (2021)
Mixed-crop-livestock farms offer the best conditions for sustainable nutrient management in organic farming. However, if stocking rates are too low, sustainability might be threatened. Therefore, we studied the development of soil organic matter and
Externí odkaz:
https://doaj.org/article/06672b359f314ec3bc257974317c0e33
Autor:
Harald Schaaf, Andy Read, Robin Irons, Christian Folke, Helmut Rode, Hans Schoenmakers, Peter Radgen, Klaus Peter Röttgen, Philip Imber, Björn Fredriksson Möller
Publikováno v:
Energy Procedia. 4:6091-6098
In May 2007, E.ON Group (E.ON) set an ambitious target for reducing the specific CO2 emissions of the overall group’s electricity generation. By 2030, E.ON will reduce the specific CO2 emissions to 360 grams per kilowatt hour, half the 1990 figure.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a3934124add106a4b4d7b0012dd10ee0
Autor:
Harald Schaaf
Publikováno v:
Umweltwissenschaften und Schadstoff-Forschung. 19:63-68
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7cbe0f8963ef57cba5d91a5992015edf
https://doi.org/10.1065/uwsf2007.01.161
https://doi.org/10.1065/uwsf2007.01.161