1. Department of Plant Pathology and Microbiology; The Robert H. Smith Faculty of Agriculture, Food and Environment; the Hebrew University of Jerusalem; Rehovot 76100 Israel
2. Netfim Irrigation; Kibbutz Magal 38845 Israel
3. Kibbutz Yotvata Field crops; Kibbutz Yotvata 88820 Israel
4. Institute of Plant Sciences & Genetics in Agriculture; The Robert H. Smith Faculty of Agriculture, Food and Environment; the Hebrew University of Jerusalem; Rehovot 76100 Israel