Media type: E-Article Title: Development of a Simplified Model for Nitrogen Fertilizer Recommendation for Maize, Wheat, and Sunflower in Northern Greece Contributor: Antoniadis, Vasileios; Anagnostopoulou, Vasiliki; Theodorou, Konstantinos; Koutroumbas, Spyridon imprint: Informa UK Limited, 2013 Published in: Communications in Soil Science and Plant Analysis Language: English DOI: 10.1080/00103624.2012.734115 ISSN: 0010-3624; 1532-2416 Keywords: Soil Science ; Agronomy and Crop Science Origination: Footnote: