. [Bulletins on forest pathology : from Bulletin , Washington, , 1913-1925]. Trees; Plant diseases. Bui. 1037, U. S. Dept. of Agriculture. Plate I —| : H | |.l!t ilium ^nfc&MnHf|gMKftN*h i'liiiMlffliwr. Examples of Wood Infection.—I. Fig. 1.—Radial section of bull pine, showing hyphae of the blue-stain fungus growing in the pith rays. Fig. 2.—Tangential section of the same, showing many small hyphae growing into the adjoining cells. Fig. 3.—Log of southern yellow pine containing sap-stain. Fig. 4.— Mycelium of mold growing between hard-maple boards in a kiln. Fig. 5.—Mold on th
. [Bulletins on forest pathology : from Bulletin , Washington, , 1913-1925]. Trees; Plant diseases. Bui. 1037, U. S. Dept. of Agriculture. Plate I —| : H | |.l!t ilium ^nfc&MnHf|gMKftN*h i'liiiMlffliwr. Examples of Wood Infection.—I. Fig. 1.—Radial section of bull pine, showing hyphae of the blue-stain fungus growing in the pith rays. Fig. 2.—Tangential section of the same, showing many small hyphae growing into the adjoining cells. Fig. 3.—Log of southern yellow pine containing sap-stain. Fig. 4.— Mycelium of mold growing between hard-maple boards in a kiln. Fig. 5.—Mold on the end of a sawed red-oak billet. Fig. 6.—Manle billet containing sap-rot, a condition brought about through the agency of wood-destroving fungi. The surface has been polished to show more clearly the bleached and disorganized condition of the sapwood. (Figs. 1 and 2 are from Von Schrenk (41), pi. 8; rig. 4 is from a photograph by H. D. Tiemann.). 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 United States. Dept. of Agriculture. [Washington : U. S. Dept. of Agriculture]
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