. Diseases of economic plants. Plant diseases. 260 DISEASES OF ECONOMIC PLANTS leaf tips by day, followed by night recovery. The wilting becomes more pronounced on succeeding days until in the third or fourth day the leaves wilt permanently, lose color,. Fig. 116. —Peanut leaf spot cercosporose. Original. dry, and soon fall. These stages may succeed each other so rapidly as to appear almost simultaneous. The roots appear normal; but on the stem near the ground are found shrunken, discolored areas in the bark, often extending considerable of the way around the stem. Later the roots may rot from
. Diseases of economic plants. Plant diseases. 260 DISEASES OF ECONOMIC PLANTS leaf tips by day, followed by night recovery. The wilting becomes more pronounced on succeeding days until in the third or fourth day the leaves wilt permanently, lose color,. Fig. 116. —Peanut leaf spot cercosporose. Original. dry, and soon fall. These stages may succeed each other so rapidly as to appear almost simultaneous. The roots appear normal; but on the stem near the ground are found shrunken, discolored areas in the bark, often extending considerable of the way around the stem. Later the roots may rot from secondary 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 Stevens, Frank Lincoln, 1871-1934; Hall, John Galentine, 1870- joint author. New York, The Macmillan Company
Size: 1398px × 1788px
Photo credit: © Paul Fearn / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookauthorstevensf, bookcentury1900, bookdecade1910, bookyear1910
