Pamphlets on Forestry, Volume 121991 |
From inside the book
Results 1-3 of 89
Page 6
... Studies in range extension and introduction of exotics .. 35 Forest influences ... Management studies .. 36 39 Mensuration studies .. 40 Protection studies .. Regional studies .. 40 41 Silvical studies ... Tree studies .. Utilization ...
... Studies in range extension and introduction of exotics .. 35 Forest influences ... Management studies .. 36 39 Mensuration studies .. 40 Protection studies .. Regional studies .. 40 41 Silvical studies ... Tree studies .. Utilization ...
Page 41
ing studies conducted by the Branch of Grazing and are taken up more fully under the head of Grazing . The object of these investiga ... studies proper are largely concerned with 1913 . 41 SILVICULTURE . Regional studies Silvical studies.
ing studies conducted by the Branch of Grazing and are taken up more fully under the head of Grazing . The object of these investiga ... studies proper are largely concerned with 1913 . 41 SILVICULTURE . Regional studies Silvical studies.
Page 42
studies . The silvical studies proper are largely concerned with the studies of types , their origin , characteristics , permanence , and their development from the seedling stage to maturity . They seek to correlate the vegetative ...
studies . The silvical studies proper are largely concerned with the studies of types , their origin , characteristics , permanence , and their development from the seedling stage to maturity . They seek to correlate the vegetative ...
Contents
Object of the publication | 9 |
Description of the different lines of investigationContinued | 12 |
Wood distillation | 25 |
78 other sections not shown
Common terms and phrases
acres amount annual appraisals average bark brush burning capital cent cooperation cost cover creosote crop Department of Agriculture depreciation determine diameter district Division of Forestry Douglas fir effect Engelmann spruce equipment Experiment Station farm farmers fibers fixed investments forage forest land forest reserves Forest Service Fort Bayard furnish germination grade grazing ground growth important improvements inches investigations investment loblolly pine lodgepole pine longleaf pine lookout lumber material ment methods miles mill moisture mountain National Forests operation owners patrol piling plantations planting poles practical present profit protection railroad range rangers red spruce region reproduction season secure seedlings sheep silvicultural slope soil sowing spark arresters species spring spruce streams studies stumpage sugar pine supply Telephone Company thousand feet timber tion trail trees warden white fir white pine wood lot yellow pine