Bulletin of the of Agriculture . Penetration in Hickory Heartwood (Hicoria alba). 1, piece No. 69 treated 30 minutes; 2, piece No. 70 treated 60 minutes; 3, piece No. 71 treated 120minutes. Note the uniform penetration in wood even at a considerable distance from the partwhere creosote was applied. Bui. 606, U. S. Dept. of Agriculture. Plate Penetration in Red Gum—Heartwood. 1, treated 30 minutes; 2, treated 60 minutes; 3, treated 120 minutes. The numerous tyloses andthe infiltrating substances in the cell walls greatly retarded penetration. Bui, 606, U. S. Dept. of Agricult
Bulletin of the of Agriculture . Penetration in Hickory Heartwood (Hicoria alba). 1, piece No. 69 treated 30 minutes; 2, piece No. 70 treated 60 minutes; 3, piece No. 71 treated 120minutes. Note the uniform penetration in wood even at a considerable distance from the partwhere creosote was applied. Bui. 606, U. S. Dept. of Agriculture. Plate Penetration in Red Gum—Heartwood. 1, treated 30 minutes; 2, treated 60 minutes; 3, treated 120 minutes. The numerous tyloses andthe infiltrating substances in the cell walls greatly retarded penetration. Bui, 606, U. S. Dept. of Agriculture. Plate X.
Size: 1321px × 1891px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1910, booksubjectagriculture, bookyear
