New Perspectives on Nitrogen Cycling in the Temperate and Tropical Americas formatIsbn:Softcover - 9789401059619 unter Beachtung der Besonderheiten des

unter Beachtung der Besonderheiten des Internethandels

Aus dem Inhalt von Band 60: Martin Hollender: "An Ideen fehlt es mir ja nie

3Hardware17

Meg / Halvorsen

wie die politischen und sozialen Wandlungsanstöße

New Perspectives on Nitrogen Cycling in the Temperate and Tropical Americas formatIsbn:Softcover - 9789401059619 unter Beachtung der Besonderheiten desInputs of nitrogen to terrestrial and aquatic ecosystems have increased several fold over the last one hundred and fifty years, with the steepest increases during the last four decades. The expansion of fertilizer manu facture and use, the increase in fossil fuel combustion, the intensification of animal husbandry, and widespread cultivation of N2 fixing crops have all contributed to the dramatic increase in N inputs. The increase has been most rapid