1. Chinese-Israeli International Centre for Research and Training in Agriculture; China Agricultural University; Beijing P. R. China
2. Centre for Agricultural Water Research; China Agricultural University; Beijing P. R. China
3. Institute of Environment and Sustainable Development in Agriculture; Chinese Academy of Agricultural Sciences; Beijing P. R. China
4. College of Water Conservancy and Civil Engineering; Inner Mongolia Agricultural University; Hohhot P. R. China
5. MARETEC, Instituto Superior Técnico; University of Lisbon; 1049-001 Lisbon Portugal