Circular, Numerot 101–150The Service, 1907 |
Kirjan sisältä
Tulokset 1 - 5 kokonaismäärästä 86
Sivu 9
... limit the absorption of the preservative and so , in a measure , lessen the penetration . It was in the effort to determine some method by which the amount of absorption and penetration of the pre- servative could be controlled with a ...
... limit the absorption of the preservative and so , in a measure , lessen the penetration . It was in the effort to determine some method by which the amount of absorption and penetration of the pre- servative could be controlled with a ...
Sivu 12
... limit . Defective trees , such as those with heart rot , and crooked , broken , and limby trees , are taken wherever they furnish a sound , clean block , often not over 3 or 4 feet long . The top diameter to which the trees are cut is ...
... limit . Defective trees , such as those with heart rot , and crooked , broken , and limby trees , are taken wherever they furnish a sound , clean block , often not over 3 or 4 feet long . The top diameter to which the trees are cut is ...
Sivu 21
... limits of the city of Savannah , and runs about 20 miles in a northerly direction . It contains 816 poles , of which the first half are cedar and the remainder chestnut . Fifty per cent of each kind were treated , and 50 per cent were ...
... limits of the city of Savannah , and runs about 20 miles in a northerly direction . It contains 816 poles , of which the first half are cedar and the remainder chestnut . Fifty per cent of each kind were treated , and 50 per cent were ...
Sivu 11
... limit the use of white oak finish to the special or fancy trade and to replace it in the general consumption by red oak , yellow pine , and other cheaper woods . SILVICAL CHARACTERISTICS . LOCAL DISTRIBUTION AND OCCURRENCE . Quality of ...
... limit the use of white oak finish to the special or fancy trade and to replace it in the general consumption by red oak , yellow pine , and other cheaper woods . SILVICAL CHARACTERISTICS . LOCAL DISTRIBUTION AND OCCURRENCE . Quality of ...
Sivu 13
... limits , based upon diameter breasthigh , into stump meas- urements , for the guidance of the logging crews . It will also enable inspectors to check up the work of the choppers , detect any cutting of trees under the specified limit ...
... limits , based upon diameter breasthigh , into stump meas- urements , for the guidance of the logging crews . It will also enable inspectors to check up the work of the choppers , detect any cutting of trees under the specified limit ...
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Muita painoksia - Näytä kaikki
Yleiset termit ja lausekkeet
air-dried amount Appalachian Assistant Forester average bark black locust Board feet Carolina cedar Chief Circular coal-tar Compression parallel crushing strength cubic feet cubic foot curve dead timber decay Douglas fir ending June 30 Europe exports flask forest products Forest Service fractional distillation gallons GIFFORD PINCHOT given in Table grades green timber growth hardwood heartwood inches in diameter increase index of refraction kiln-dried knots loblolly pine logs longleaf pine lumber manufacture Maximum method modulus Moisture per cent North Platte North Platte Valley Oceania oil-tar pitch pine planting poplar ports posts pounds per square quantity red oak red spruce reference number region resoaked Rings per inch sapwood sawed seasoning seed seedlings shipments soil South America specific gravity specimens sprouts square inch staves steam sticks sulphonation tank Tennessee tests timber tion treated trees turpentine Washington white oak willow wood yellow pine
Suositut otteet
Sivu 8 - QUANTITY. VALUE. a From annual report of the Bureau of Statistics of the Department of Commerce and Labor upon the commerce and navigation of the United States.
Sivu 20 - Sawed boards, plank, deals, and all forms of sawed cedar, lignum vita;, lancewood, ebony, box, granadilla, mahogany, rosewood, satinwood, and all other cabinet woods not further manufactured than sawed, fifteen per centum ad valorem; veneers of wood, and wood, unmanufactured, not specially provided for in this act, twenty per centum ad valorem.
Sivu 20 - Sawed boards, planks, deals, and other lumber of whitewood, sycamore, a«iJ basswood, one dollar per thousand feet board measure; sawed lumber, not specialty provided for in this act, two dollars per thousand feet board measure; but when lumber of any sort is planed or finished, in addition to the rates herein provided, there shall be levied and paid for each side so planed or finished fifty cents per thousand feet board measure...
Sivu 18 - ... well manufactured, full to size and saw butted, and shall be free from the following defects: Unsound, loose, and hollow knots, wormholes and knot holes, through shakes or round shakes that show on the surface; and shall be square edge, unless otherwise specified. A through shake...
Sivu 20 - Virginiana) timber, hewn, sided, squared, or round; sticks of partridge, hair wood, pimento, orange, myrtle, bamboo, rattan, reeds unmanufactured, india malacca joints, and other woods not specially provided for in this section, in the rough, or not further advanced than cut...
Sivu 22 - OTHER PUBLICATIONS OF THE FOREST SERVICE WHICH DEAL WITH WOOD PRESERVATION. Bulletin 10. Timber: An Elementary Discussion of the Characteristics and Properties of Wood. (Securable only by purchase from the Superintendent of Documents, Government Printing Office, Washington, DC Price, 10 cents.) Bulletin 41. Seasoning of Timber. Bulletin 50. Cross-Tie Forms and Rail Fastenings, with Special Reference to Treated Timbers.
Sivu 5 - Tables 16, 17, 18, and 19, are taken from the report of the Bureau of Statistics of the Department of Commerce and Labor upon "The Foreign Commerce and Navigation of the United States for the year ending June 30, 1907.
Sivu 20 - Timber, hewn, sided or squared otherwise than by sawing (not less than eight inches square) and round timber used for spars or in building wharves, one-half of one cent per cubic foot.
Sivu 29 - August 18, 1894, and March 3, 1899. is to obtain, by dredging, a channel not less than 5 feet deep and 150 feet wide, and to protect Livingston Point and Tennessee Island from erosion with a view to preserving the port of Paducah, Ky.
Sivu 3 - ... to institutions and associations. There is a, little over three-fifths of an acre of forest for each citizen, and though 53 cubic feet of wood to the acre is produced in a year, wood imports have increasingly exceeded wood exports for over forty years, and 300,000,000 cubic feet, valued at $80,000,000, or over one-sixth of the home consumption is now imported each year. Germany's drains on foreign countries are in the following order: Austria-Hungary, 19,750,000 tons; Russia and Finland, 18,000,000...