The Online Books Page

Books by Barton M. Blum:

Books in the extended shelves:

• Blum, Barton M.: Animal damage to young spruce and fir in Maine (Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station, 1977), also by Pa.) Northeastern Forest Experiment Station (Radnor and United States Forest Service (page images at HathiTrust)
• Blum, Barton M.: A demonstration of four intensities of management in northern hardwoods (Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1963), also by Stanley M. Filip (page images at HathiTrust)
• Blum, Barton M.: Ectomycorrhizae of Maine. 3, A listing of Hygrophorus with the associated hosts : with additional information on edibility (University of Maine at Orono, Maine Agricultural Experiment Station, 1985), also by Richard L. Homola, Miroslaw M. Czapowskyj, and Maine Agricultural Experiment Station (page images at HathiTrust)
• Blum, Barton M.: Effect of vacuum pumping on lateral movement of sap in the maple tree bole (Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1968), also by Melvin R. Koelling (page images at HathiTrust)
• Blum, Barton M.: Effects of pruning height on the diameter growth of yellow birch (Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station, 1977), also by Dale S. Solomon, Pa.) Northeastern Forest Experiment Station (Radnor, and United States Forest Service (page images at HathiTrust)
• Blum, Barton M.: Growth trends in pruned red spruce trees (Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station, 1980), also by Dale S. Solomon, Pa.) Northeastern Forest Experiment Station (Radnor, and United States Forest Service (page images at HathiTrust)
• Blum, Barton M.: Plastic tubing for collecting maple sap : a comparison of suspended vented and unvented installations (Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1967), also by Pa.) Northeastern Forest Experiment Station (Radnor, United States Forest Service, and United States Department of Agriculture (page images at HathiTrust)
• Blum, Barton M.: The selection system of silviculture in spruce-fir stands : procedures, early results, and comparisons with unmanaged stands (Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station, 1978), also by Robert M. Frank, Pa.) Northeastern Forest Experiment Station (Radnor, and United States Forest Service (page images at HathiTrust)
• Blum, Barton M.: Stump sprouting of four northern hardwoods (Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1967), also by Dale S. Solomon (page images at HathiTrust)
• Blum, Barton M.: A summary and evaluation of research on the use of plastic tubing in maple sap production (Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1968), also by Melvin R. Koelling and Carter B. Gibbs (page images at HathiTrust)
• Blum, Barton M.: Vacuum pumping increases sap yields from sugar maple trees (Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1968), also by Melvin R. Koelling and United States Forest Service (page images at HathiTrust)
• Blum, Barton M.: Variation of sugar maple sap yield and its influence on experimental design (Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1968), also by Carter B. Gibbs (page images at HathiTrust)

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