Ralph passed away peacefully at St. Mary's Hospital on March 23, 2022, of respiratory failure.
He was the fourth of nine children of Glenn and Irena (Martin) Nash. He grew up on a small, irrigated ranch near Del Norte, Colo., and graduated from Del Norte High School in 1948. He attended Adams State College, Alamosa, Colo., farmed with his parents for two years, and served in the U.S. Air Force as an electronics technician. He served one year in Denver, two years in Florida, and nine months in Germany.
Ralph married Janette I. Teeters on June 9, 1957. He obtained his B.S. degree from Colorado State University, and taught General Agriculture and Shop at Center, Colo., for one year. He obtained his M.S. and Ph.D. degrees in Soil Science from Colorado State University. He was a recipient of a National Defense Graduate Fellowship.
Dr. Nash was an Agricultural Analyst for the CIA for two years, Washington, D.C.; Research Soil Scientist with U.S. Department of Agriculture at Beltsville, MD, for 25 years, and Study Director with BioAnalytical Services, Harristown, IL. Dr. Nash was the author or co-author of more than 120 research papers, book chapters, abstracts of presentations, and senior editor of one scientific book — many Ralph G. Nash or R. G. Nash publications can be found on the internet.
Dr. Nash was nationally and internationally known in the field of Environmental Fate of Pesticides. During his employment, he was an active member of several scientific societies — Chemical, Soil, Agronomy, Weed, and others.
Ralph was the author, senior author, or compiler of seven family genealogies and history books.
In retirement, he was a 21-year volunteer at the Paleontology Laboratory, Museums of Western Colorado, and an active member of a Home Owners Association.
Ralph served as a member and was active in several churches. He was an active Elder in three Presbyterian Churches and member and or chairman of church committees. His hobbies included reading history, especially WWII, religion, and current events, and researching and publishing family history and genealogies.
Ralph is survived by Janette, his wife; daughters, Sherrie Nash, DVM (Robert Willems), Harlowton, Mont., and Cynthia Nash, Md., (Gregory Brazell), Whitewater, Kan.; son, Bradley Nash (Sharon), Vesuvius, Va.; seven grandchildren; four great-grandchildren; sisters, Myrtle Henry, of Denver, Colo., and Clare Rasmussen, of Grand Junction, Colo.; brothers, Darrel Nash, PhD, of Bowie, Md., and Wayne Nash of Del Norte, Colo., and many nieces and nephews.
In lieu of flowers, donations may be made to First Presbyterian Church or Museums of Western Colorado.
Graveside services will be held at a later date in Del Norte, Colo.