1924 Born, Cernauti, Romania; in Israel since 1926.
1947 M.Sc. (Agr.) Hebrew University, Jerusalem.
1955 Ph.D., Hebrew University, Jerusalem
1955-56 Post-Doctoral Research at the Plant Breeding Institute, Cambridge, England.
1962-1963 Sabbatical at the North Carolina State University, Raleigh, NC, USA.
1963 Senior Lecturer
1968-1974 Chairman, Department of Field and Vegetable Crops.
1969 Associate Professor
1974-1975 Sabbatical at the Department of Genetics, University of Birmingham, England.
1979-1980 Sabbatical at the Crop Simulation Research Unit, ARS, USDA, Mississippi State, MS, USA.
1986-1988 Chairman, Department of Field and Vegetable Crops.
1988-1989 Sabbatical at the Systems Research Laboratory, USDA, ARS, Beltsville, MD, USA.
1990 Sabbatical at the Root Physiology Research Laboratory, USDA, ARS, Urbana, IL, USA.
1991-1997 Visiting Scientist at the Water Management Research Laboratory, USDA, ARS, Fresno, CA, USA.
Cotton physiology and breeding.
Moisture stress in field crops and their response to irrigation.
Quantitative genetics in plant breeding.
Heterosis in cotton and its role in breeding.
The use of interspecific crosses in cotton breeding.
Computer modeling of physiological and soil processes, and of agricultural activities.