Pamphlets on Forestry, Volume 121991 |
From inside the book
Results 1-3 of 80
Page 57
... methods for sowing and planting important species on favorable and unfavorable sites . To determine experimentally the suitability of the less common species to different sites in southern Cali- fornia . To determine the best method and ...
... methods for sowing and planting important species on favorable and unfavorable sites . To determine experimentally the suitability of the less common species to different sites in southern Cali- fornia . To determine the best method and ...
Page 61
Project . Effect of different methods of cutting in different types upon growth and natural reproduction , Dis- trict 1 . Methods of cutting , Dis- trict 2 : Lodgepole pine Balsam type ...... Mixed lodgepole pine and Engelmann spruce ...
Project . Effect of different methods of cutting in different types upon growth and natural reproduction , Dis- trict 1 . Methods of cutting , Dis- trict 2 : Lodgepole pine Balsam type ...... Mixed lodgepole pine and Engelmann spruce ...
Page 298
... methods of planting , where such are needed , and to find , by experimental plantations , what trees , among all ... methods by which the forest on his wood lot will be improved without appreciably increasing the cost of harvesting the ...
... methods of planting , where such are needed , and to find , by experimental plantations , what trees , among all ... methods by which the forest on his wood lot will be improved without appreciably increasing the cost of harvesting the ...
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