. A text-book of mycology and plant pathology . Plant diseases; Fungi in agriculture; Plant diseases; Fungi. DETAILED ACCOUNT OF SPECIFIC PLANT DISEASES 555 zu deren Anlage bearbeitetes Holz verwendet wurde, kann die Mog- lichkeit der Verschleppung des Hausschwamms in den Wald., nicht bestritten ; To this wild form, the name of Merulius Silvester has been given. The domestic form of the fungus Merulius lacry- mans is an obhgate saprophyte. ' The spores fall upon the exposed end of a board, beam, joist, rafter, wooden column, or flooring^ which may be in contact with, or resting on,
. A text-book of mycology and plant pathology . Plant diseases; Fungi in agriculture; Plant diseases; Fungi. DETAILED ACCOUNT OF SPECIFIC PLANT DISEASES 555 zu deren Anlage bearbeitetes Holz verwendet wurde, kann die Mog- lichkeit der Verschleppung des Hausschwamms in den Wald., nicht bestritten ; To this wild form, the name of Merulius Silvester has been given. The domestic form of the fungus Merulius lacry- mans is an obhgate saprophyte. ' The spores fall upon the exposed end of a board, beam, joist, rafter, wooden column, or flooring^ which may be in contact with, or resting on, a stone foundation, brick wall, or. Pig. 199.—Cross-section of the trunk of a living silver maple rotted by Fames igniarius. (After von Schrenk, Hermann, Bull. 149, U. S. Bureau of Plant Industry, pi. it, 1909.) earth, which is shghtly damper, if not in dry weather, then during rainy, than the more protected part of the same piece of structural wood. Here the spore germinates and produces a mycelium, which grows inside the wood from which it abstracts the proteins necessary for its growth (Figs. 88 and 89). At the same time, it dissolves the coniferin and cellulose of the cell-walls, and leaves behind a brown residue consisting of lignin, tannin and oxalate of lime (Fig. 88). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Harshberger, John W. (John William), 1869-1929. Philadelphia : P. Blakiston's Son & Co
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectfungi, bookyear1917
