High density orchards facilitate harvest
Robert B. Fridley, University of California
California Agriculture 31(7):12-13. DOI: 10.3733/ca.v031n07p12.
Robert B. Fridley, former Professor and Chairman, Department of Agricultural Engineering, University of California, Davis, is now Manager of Silvicultural Engineering, Raw Materials Division R&D, Weyerhaeuser Company, Tacoma, Washington.