. Black rot, leaf spot and canker of pomaceous fruits. Black rot; Leaf spots; Canker (Plant disease); Apples. Bulletin* 379 Plate XIV. INOCULATION EXPERIMENTS WITH PHYSALOSPORA i. Canker on right, check on left. Inoculation made July i, 1912, using pycnospores from pear, the fungus having followed fire blight. Photograph made September 20, 19*3 2. Comparison of two different apple strains on pear. Specimen shown on left inoculated with ascospores from apple. Specimen shown in center inoculated with pycnospores from apple, following fire blight. The very slight infection should be note
. Black rot, leaf spot and canker of pomaceous fruits. Black rot; Leaf spots; Canker (Plant disease); Apples. Bulletin* 379 Plate XIV. INOCULATION EXPERIMENTS WITH PHYSALOSPORA i. Canker on right, check on left. Inoculation made July i, 1912, using pycnospores from pear, the fungus having followed fire blight. Photograph made September 20, 19*3 2. Comparison of two different apple strains on pear. Specimen shown on left inoculated with ascospores from apple. Specimen shown in center inoculated with pycnospores from apple, following fire blight. The very slight infection should be noted. Check on right. Inoculation made June 6, 1913. photograph made September 20, 1913. 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 Hesler, L. R. (Lexemuel Ray). Ithaca, N. Y. : Cornell University
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectblackro, bookyear1916
