. Manual of fruit diseases . Fruit. PEACH DISEASES 299 Frost-Injuey Caused by the action of low temperatures In New York, New England and elsewhere peaches suffer from the cold. Trees are even killed, a phenomenon which makes the trouble an important one. Trees which are winter-injured show blackened bark in the spring; this injured bark becomes more or less separated from the trunk and the brown wood is evident (Figs. 79 and 80). Such injuries are com- monly found at the crown, in which case the disease is called crown-rot or collar-rot (Fig. 79); on the trunk and larger limbs, where it is ca
. Manual of fruit diseases . Fruit. PEACH DISEASES 299 Frost-Injuey Caused by the action of low temperatures In New York, New England and elsewhere peaches suffer from the cold. Trees are even killed, a phenomenon which makes the trouble an important one. Trees which are winter-injured show blackened bark in the spring; this injured bark becomes more or less separated from the trunk and the brown wood is evident (Figs. 79 and 80). Such injuries are com- monly found at the crown, in which case the disease is called crown-rot or collar-rot (Fig. 79); on the trunk and larger limbs, where it is called frost-canker or sun-scald (Fig. 80); and on the twigs, where it is often referred to as die-back (see also page 300). Toward midsummer frosted Fig. 79.—Peach- ^^.^^^ exhibit foliage trank injured by , . , ^ ^ , • i, frost. which at first is Fig. 80. — Frost-canker on 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); Whetzel, Herbert Hice, 1877-1944. New York : Macmillan
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