Report Upon the Forestry Investigations of the U.S. Department of Agriculture. 1877-1898

acres Agriculture amount annual average Bald cypress beam beech Best development black locust cedar cells cent chip climate color Committee on Public coniferous conifers coppice crop Cuban pine cubic feet cubic foot deciduous diameter disk distribution Division of Forestry elastic limit evaporation feet B. M. fiber fire foliage forest area forest growth forest reservations furnish hardwoods heartwood height hemlock hickory important inches increase influence laws less loblolly pine logs longleaf pine manufacture maple material methods moisture Mountains North pieces pine Pinus pith rays planting pounds practice Public Lands purposes Referred to Committee region resin rings rosin sapwood season seed seedlings Senate shade shortleaf pine soil Southern species specific gravity spruce strength summer wood supplies temperature tests thin timber timber lands tracheids trees turpentine United white pine yield