Nitrogen soil surface budgets for districts in Germany 1995 to 2017

[1] Galloway J(2003)The nitrogen cascade Bioscience 53 341-356

[2] Aber JD(2008)How a century of ammonia synthesis changed the world Nature Geosci 1 636-639

[3] Erisman JW(2013)The global nitrogen cycle in the twenty-first century Philos Trans R Soc Lond B Biol Sci 368 20130164-16

[4] Erisman JW(2003)Approaches and uncertainties in nutrient budgets: implications for nutrient management and environmental policies Eur J Agron 20 3-234

[5] Sutton MA(2011)Trend reversal of nitrate in Danish groundwater—a reflection of agricultural practices and nitrogen surpluses since 1950 Environ Sci Technol 45 228-3253

[6] Galloway J(2011)Farm, land, and soil nitrogen budgets for agriculture in Europe calculated with CAPRI Environ Pollut 159 3243-566

[7] Fowler D(2013)Patterns and trends in nitrogen use and nitrogen recovery efficiency in world agriculture Global Biogeochem Cycles 27 558-168

[8] Coyle M(2007)Nitrogen budgets of the Polish agriculture 1960–2000: implications for riverine nitrogen loads to the Baltic Sea from transitional countries Biogeochemistry 85 153-52

[9] Skiba U(2014)Spatial variability of the nutrient balance and related NPSP risk analysis for agro-ecosystems in China in 2010 Agr Ecosyst Environ 193 42-56

[10] Oenema O(2015)Estimating the gross nitrogen budget under soil nitrogen stock changes: a case study for Turkey Agr Ecosyst Environ 205 48-70

[1] Galloway J(2003)The nitrogen cascade Bioscience 53 341-356

[2] Aber JD(2008)How a century of ammonia synthesis changed the world Nature Geosci 1 636-639

[3] Erisman JW(2013)The global nitrogen cycle in the twenty-first century Philos Trans R Soc Lond B Biol Sci 368 20130164-16

[4] Erisman JW(2003)Approaches and uncertainties in nutrient budgets: implications for nutrient management and environmental policies Eur J Agron 20 3-234

[5] Sutton MA(2011)Trend reversal of nitrate in Danish groundwater—a reflection of agricultural practices and nitrogen surpluses since 1950 Environ Sci Technol 45 228-3253

[6] Galloway J(2011)Farm, land, and soil nitrogen budgets for agriculture in Europe calculated with CAPRI Environ Pollut 159 3243-566

[7] Fowler D(2013)Patterns and trends in nitrogen use and nitrogen recovery efficiency in world agriculture Global Biogeochem Cycles 27 558-168

[8] Coyle M(2007)Nitrogen budgets of the Polish agriculture 1960–2000: implications for riverine nitrogen loads to the Baltic Sea from transitional countries Biogeochemistry 85 153-52

[9] Skiba U(2014)Spatial variability of the nutrient balance and related NPSP risk analysis for agro-ecosystems in China in 2010 Agr Ecosyst Environ 193 42-56

[10] Oenema O(2015)Estimating the gross nitrogen budget under soil nitrogen stock changes: a case study for Turkey Agr Ecosyst Environ 205 48-70