A B C D E F G H I J-K L M N O P Q-R S T U V W-Y
close this section of the libraryHardwoods Grading.(2)
View the documentA guide to hardwood log grading / by Everette D. Rast, David L. Sonderman, Glenn L. Gammon. Rast, Everette D. cn Upper Darby, Pa. : Forest Service, U.S. Dept. of Agriculture, Northeastern Forest Experiment Station, 1973.
View the documentImprovement in butt-log grade with increase in tree size, for six hardwood species / by George R. Trimble, Jr. Trimble, George R. Upper Darby, Pa. : Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1965.