Background
Karlen, Douglas Lawrence was born on August 28, 1951 in Monroe, Wisconsin, United States. Son of Lawrence Herman and Marian Bertha (Trumpy) Karlen.
Karlen, Douglas Lawrence was born on August 28, 1951 in Monroe, Wisconsin, United States. Son of Lawrence Herman and Marian Bertha (Trumpy) Karlen.
Bachelor of Science, University of Wisconsin, 1973; Master of Science, Michigan State University, 1975; Doctor of Philosophy, Kansas State University, 1978.
Research soil scientist, Coastal Plains Soil, Water Conservation Research Center, United States Department of Agriculture - Agricultural Research Service, Florence, South Carolina., 1978-1988; research soil scientist, National Soil Tilth Laboratory United States Department of Agriculture - Agricultural Research Service, Ames, Iowa., since 1988. Team leader Leopold Center for Sustainable Agriculture, Ames, 1989-1994.
Assistant scoutmaster, committee chairman Boy Scouts American, Ankeny, Iowa, since 1991. Fellow American Society Agronomy (board representative Ag system since 1997), Crop Science Society American(associate editor 1988-1993, technical editor since 1994), Soil Science Society American (Agronomic Achievement awrad-soils 1996). Member Council Agricultural Science and Technology, Soil and Water Conservation Society American.
Married Linda Sue Bender, June 9, 1973. Children: Sarah Jean, Steven Douglas, Holly Lin.