Pamphlets on Forestry, Volume 121991 |
From inside the book
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Page 231
... kinds may follow . ( See Pl . XXI , fig . 2. ) IMPROVEMENT CUTTINGS . - There are in the forest many crooked and scrubby trees of valuable kinds and several species of little value , as well as the straight , thrifty Oaks , Hickory ...
... kinds may follow . ( See Pl . XXI , fig . 2. ) IMPROVEMENT CUTTINGS . - There are in the forest many crooked and scrubby trees of valuable kinds and several species of little value , as well as the straight , thrifty Oaks , Hickory ...
Page 307
... kinds may follow . ( See Pl . XXI , fig . 2. ) IMPROVEMENT CUTTINGS . - There are in the forest many crooked and scrubby trees of valuable kinds and several species of little value , as well as the straight , thrifty Oaks , Hickory ...
... kinds may follow . ( See Pl . XXI , fig . 2. ) IMPROVEMENT CUTTINGS . - There are in the forest many crooked and scrubby trees of valuable kinds and several species of little value , as well as the straight , thrifty Oaks , Hickory ...
Page 25
... kinds ) have so many advan- tages over pure plantations ( made of one kind ) that they should be preferred , except for very particular reasons . Mixed plantations are capable of producing larger quantities of better and more varied ...
... kinds ) have so many advan- tages over pure plantations ( made of one kind ) that they should be preferred , except for very particular reasons . Mixed plantations are capable of producing larger quantities of better and more varied ...
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