Background
Simonson, Roy Walter was born on September 7, 1908 in Agate, North Dakota, United States. Son of Otto and Johanna (Karlsen) Simonson.
Simonson, Roy Walter was born on September 7, 1908 in Agate, North Dakota, United States. Son of Otto and Johanna (Karlsen) Simonson.
Bachelor of Science, North Dakota State University, 1934; Doctor of Philosophy, University of Wisconsin, 1938; Doktor Agriculturae (honorary), Norges Landbrukshogskole, Aas, Norway, 1984.
Assistant professor pedology, Iowa State College, Ames, 1938-1943;
principal soil correlator Southeast, USDA-Agricultural Research Svc., Knoxville, 1943-1947;
scientist in charge Pacific, USDA-Agricultural Research Svc., Tokyo, 1947-1948;
assistant chief soil survey, USDA-Agricultural Research Svc., Beltsville, Maryland., 1949-1952;
director soil classification and correlation, USDA-Soil Conservation Svc., Washington, 1953-1973. Retired;
consultant Brazil Ministry of Agriculture, Rio de Janeiro, 1954, 77, Netherlands Stichtung fur Bodemlartoerimg, 1956, 67, Food and Agriculture Organisation-United Nations, Rome, 1959, 61, South Africa Agricultural Superior vena cava syndrome, Praetoria, 1978.
Fellow American Association for the Advancement of Science, Soil Science Society of America (associate editor 1947-1956, chairman division V 1955-1956). Member International Society Soil Science (honorary, governing council 1964-1968).
Married Susan Miller, November 14, 1942. Children: Walter M., Bruce M.