Background
RYERSON, Knowles Augustus was born on October 17, 1892 in Seattle, Washington, District of Columbia, United States. Son of Will A. and Jessie (Knowles) Ryerson.
RYERSON, Knowles Augustus was born on October 17, 1892 in Seattle, Washington, District of Columbia, United States. Son of Will A. and Jessie (Knowles) Ryerson.
Bachelor of Science, University of California, 1916; Master of Science, University of California, 1923; Doctor of Laws, University of California, 1961.
With Agricultural extension service, University of California, 1919-1925;
assistant state club leader, 1919-1921;
assistant farm adviser, Los Angeles County, California, 1922-1923;
farm adviser, Los Angeles County, California, 1924-1925;
horticulturist, Agricultural Svc. Technique, Haiti, 1925-1927;
horticulturist, Joint Palestine Survey Commission, Palestine and Transjordan, May-November 1927;
in charge, Division Foreign Plant Introduction Bureau Plant Industry, United States Department of Agriculture, 1928-1934;
chief, Bureau Plant Industry, 1934;
in charge subtropical fruit investigations, Bureau Plant Industry, 1934-1937;
director, professor horticulture, University of California, Davis, 1937-1952;
dean Berkeley campus, University of California, 1952-1960;
dean, professor emeritus, University of California, from 1960. Special assistant to chancellor Pacific island studies Santa Cruz campus, also special assistant to chancellor Davis campus arboretum from 1960.
Assistant director Agriculture Experiment Station, 1952-1960. Special representative Board Economics Warfare and Foreign Economics Adminstrn., Pacific Ocean Area, 1943-1944. Chairman Department State Committee on Inter-American Cooperative in Agricultural Education, 1938-1943.
Senior agricultural officer, special technical economics mission E.C.A., Thailand, 1950, 51. Consultant university development ThaiGovt., 1966. United States representative Pacific Science Council, 1947-1961.
Honorary vice president Tenth Pacific Science Congress, 1961. Member Research Council South Pacific Commission, 1949-1953, from 1971. United States commissioner South Pacific Commission, 1952-1962, senior member, 1957-1962.
United States representative Rhinoceros Beetle operations board Joint South Pacific Commission-United Nations Special Fund Project, from 1964. Administrator Committee Inter-American Institute Agricultural Science, Turrialbna, Costa Rica, 1945-1954. Searcher economics plants for introduction into United States in Canada, 1929, Spain, Morocco, Algeria, Tunis, Sicily, France, 1930, Mexico, 1940.
Member Hopkins Commision on Civilian Government for Guam and American Samoa, United States Navy, 1947, Governor's Commission Social and Economics Causes of Crime and Delinquency, 1947-1949, advisory county National Arboretum, 1938-1974. Trustee Saratoga Horticultural Foundation.
Member Pacific science board National Research Council, 1946, chairman, 1946-1952. Trustee World Affairs Council Northern California, 1954-1960. With United States Army in France, 1917-1919.
Agricultural damage investigations American Peace Commission, January-March 1919. Agricultural officer American embarkation center, France, 1919. Fellow American Association for the Advancement of Science.
Member Astronomical Society Pacific, California Botanical Society, American Horticultural Society (vice president 1930-1934), Society of America Naturalists, Society of America Foresters, American Polar Society, Save the Redwoods League, Wilderness Society, National Parks Association, California Academy of Sciences, American Association Botanic Gardens and Arboretums, Antarctic Society New Zealand, Cosmos Club (Washington. Explorers Club (New York City), Bohemian Club, Commonwealth Club (board governors) (San Francisco). Rotary (International Peace Grove award 1975) (Berkeley), Scabbard and Blade, Delta Phi Epsilon, Alpha Phi Omega, Honorary member California Avocado Association, Sigma Xi, Alpha Zeta, Alpha Kappa Lambda, Phi Delta Kappa.
Married Emma Mary Freeman, August 3, 1916 (deceased). 1 child (deceased); married second, Edith Palmer Popenoe, June 25, 1969.