Description
Education, Oxford, and forestry training, Germany; US Forest Service work, 1915-22; Lumberjack Regiment, 1917-20; erosion research in China, 1922-27; doctoral studies,
1927-29; developing San Dimas Experimental Forest, 1929-33; Soil Erosion Service and Soil Conservation Service, 1933-47; land-use survey of Europe and Middle East, 1938-39; consultant on land and water problems, French North Africa and British African Colonies; demonstration projects in China, 1942-44; developing a soil conservation service and school of agricultural engineering in Israel, 1951-57; consulting in California; farm practices and food problems in the nations discussed.