In what root-zone N concentration does nitrate start to leach significantly? A reasonable answer from modeling Mediterranean field data and closed root-zone experiments

Daniel Kurtzman1, Beeri Kanner2, Yehuda Levy3, Roi H Shapira4 and Asher Bar-Tal2, (1)ARO Volcani Center, Institute for Soil, Water and Environmental Sciences, Rishon LeZion, Israel, (2)Agricultural Research Organization Volcani Center, Bet-Dagan, Israel, (3)Hebrew University of Jerusalem, Jerusalem, Israel, (4)Mekorot, Tel Aviv, Israel