TY - JOUR A1 - Flechard, C. R. A1 - Spirig, C. A1 - Neftel, A. A1 - Ammann, C. T1 - The annual ammonia budget of fertilised cut grassland – Part 2: Seasonal variations and compensation point modeling JO - Biogeosciences J1 - BG VL - 7 IS - 2 SP - 537 EP - 556 Y1 - 2010/02/08 PB - Copernicus Publications SN - 1726-4189 UR - http://www.biogeosciences.net/7/537/2010/ L1 - http://www.biogeosciences.net/7/537/2010/bg-7-537-2010.pdf DO - 10.5194/bg-7-537-2010 ER -