TY - JOUR A1 - Kitzler, B. A1 - Zechmeister-Boltenstern, S. A1 - Holtermann, C. A1 - Skiba, U. A1 - Butterbach-Bahl, K. T1 - Nitrogen oxides emission from two beech forests subjected to different nitrogen loads JO - Biogeosciences J1 - BG VL - 3 IS - 3 SP - 293 EP - 310 Y1 - 2006/07/12 PB - Copernicus Publications SN - 1726-4170 UR - http://www.biogeosciences.net/3/293/2006/ L1 - http://www.biogeosciences.net/3/293/2006/bg-3-293-2006.pdf ER -