Browsing Forest Research Laboratory by Author "Dykstra, Dennis P."

Now showing items 1-4 of 4

Production rates and costs for cable, balloon, and helicopter yarding systems in old-growth Douglas-fir

Dykstra, Dennis P.; Oregon State University. Forest Research Laboratory (Corvallis : Forest Research Laboratory, Oregon State University, 1975-09)
Production rates and costs for yarding by cable, balloon, and helicopter compared for clearcuttings and partial cuttings

Dykstra, Dennis P.; Oregon State University. Forest Research Laboratory (Corvallis : Forest Research Laboratory, School of Forestry, Oregon State University, 1976-05)
A technique for the solution of the catenary problem in surveying

Wilson, Robert L.; Dykstra, Dennis P.; Sessions, John; Oregon State University. Forest Research Laboratory (Corvallis, Or. : Forest Research Laboratory, Oregon State University, 1976-12)
Yarding delays for advanced logging systems

Dykstra, Dennis P.; Oregon State University. Forest Research Laboratory (Corvallis : Forest Research Laboratory, School of Forestry, Oregon State University, 1976-10)