Report upon the forestry investigations of the of agriculture1877-1898 . XXXI) exhibit the manner in which the chips are distributed through thevarious seasons around the tree, and the manner in which the scars heal over. To be sure, thewood formed on the chips is irregular and therefore not serviceable for anything except fuel. An experiment made in Austria on the black pine with the Hagues system (PI. XXXI) producedmore dip and less scrape and that purer, and with less work, owing to the greater capacity of thevessel and the smaller surface to be scraped being confined to the c
Report upon the forestry investigations of the of agriculture1877-1898 . XXXI) exhibit the manner in which the chips are distributed through thevarious seasons around the tree, and the manner in which the scars heal over. To be sure, thewood formed on the chips is irregular and therefore not serviceable for anything except fuel. An experiment made in Austria on the black pine with the Hagues system (PI. XXXI) producedmore dip and less scrape and that purer, and with less work, owing to the greater capacity of thevessel and the smaller surface to be scraped being confined to the chip of the year. Besides,quantity and quality of the spirits and rosin were superior, namely, pounds distilled gave— Common method. Pot gathered. Per 18. Per 22. 41 Water 100 100 Yield.—In a growth of 45 years of age, each tree produces from C to 10 pounds of resin eachseason more than we obtain from old trees. The yield per acre varies, of course, according to the.
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectforestsandforestry
