1. Horizontal nutrient flows and balances in irrigated urban gardens of Khartoum, Sudan

   • Sahar Babiker Abdalla
   • Martina Predotova
   • Andreas Buerkert

   Original Article 09 December 2011 Pages: 119 - 132

   

2. Nitrogen demand and the recovery of ¹⁵N-labelled fertilizer in wheat grown under elevated carbon dioxide in southern Australia

   • Shu Kee Lam
   • Deli Chen
   • Roger Armstrong

   Original Article 08 February 2012 Pages: 133 - 144

   

3. Regional-scale phosphorus flows and budgets within France: The importance of agricultural production systems

   • Kalimuthu Senthilkumar
   • Thomas Nesme
   • Sylvain Pellerin

   Original Article 15 December 2011 Pages: 145 - 159

   

4. Simulation of soil nitrogen, nitrous oxide emissions and mitigation scenarios at 3 European cropland sites using the ECOSSE model

   • M. J. Bell
   • E. Jones
   • M. Sommer

   Original Article 24 December 2011 Pages: 161 - 181

   

5. Effects of beef cow winter feeding systems, pen manure and compost on soil nitrogen and phosphorous amounts and distribution, soil density, and crop biomass

   • Breeanna Kelln
   • Herbert Lardner
   • Tom King

   Original Article 11 January 2012 Pages: 183 - 194

   

6. A pH-based method for measuring gaseous ammonia

   • Sasha D. Hafner
   • John J. Meisinger
   • Shannon K. Ingram

   Original Article 31 January 2012 Pages: 195 - 205

   

7. Field-scale analysis of water and nutrient use efficiency for vegetable production in a West African urban agricultural system

   • Sheick K. Sangare
   • Emmanuel Compaore
   • Charles L. Bielders

   Original Article 08 February 2012 Pages: 207 - 224

   

8. Assessing phosphorus management among organic farming systems: a farm input, output and budget analysis in southwestern France

   • Thomas Nesme
   • Maxime Toublant
   • Sylvain Pellerin

   Original Article 04 February 2012 Pages: 225 - 236

   

9. Erratum to: Agro-ecological nitrogen management in soils vulnerable to nitrate leaching: a case study in the Lower Suwannee Watershed

   • Sampson Agyin-Birikorang
   • Yoana C. Newman
   • Gabriel N. Kasozi

   Erratum 05 February 2012 Pages: 237 - 237