. The Bulletin of the North Carolina Department of Agriculture. Agriculture -- North Carolina. TlIK 75 well, therefore, for the pruncr to carry a cloth saturated with a solution of corrosive sublimate and to wipe the pruning knife witii this after each cut. If. Fig. 42—Pear blight, healthy and diseased twigs. these directions are followed carefully the disease can to a very large extent be brought under control. WILT. Cotton.—Cotton wilt may be recognized by sudden wilting of the plants, the wilting often beginning between the veins of the leaves. Plants siiowing wilted leavcs^if cu
. The Bulletin of the North Carolina Department of Agriculture. Agriculture -- North Carolina. TlIK 75 well, therefore, for the pruncr to carry a cloth saturated with a solution of corrosive sublimate and to wipe the pruning knife witii this after each cut. If. Fig. 42—Pear blight, healthy and diseased twigs. these directions are followed carefully the disease can to a very large extent be brought under control. WILT. Cotton.—Cotton wilt may be recognized by sudden wilting of the plants, the wilting often beginning between the veins of the leaves. Plants siiowing wilted leavcs^if cut crosswise near the ground reveal darkened strands running length- wise through the stem. The root is also more or less decayed. A furtlior symptom of this disease is that it occurs in spots in the field, and tliat these spots occupy the same location year after year, and enlarge as time goes by. The disease is caused by a fungus in tlie soil which gains entrance to the plant tluough its roots, grows into the water vessels, plugs them and thus cut off the water suppl3\ No treatment is known except to employ resistant plants on soils in- fected with this disease. Coicpea.—Cowpea wilt differs from the cotton wilt in that the leaves fall, leaving the stalk bare. In its other symptoms it resembles the cotton wilt, and the remedy consists in planting only resistant varieties. The most serviceable is the iron 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 North Carolina. Dept. of Agriculture. Raleigh : State Board of Agriculture
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