Diseases of fruits and nuts Diseases of fruits and nuts diseasesoffruits120smit Year: 1941 Diseases of Fruits and Nuts 89 times in one part of the orchard, the ripe fruit shows a dark discoloration in the flesh, visible through the skin. In peaches picked for canning, this darkening becomes more pronounced after the fruit has stood in boxes for a few hours, as in shipment to the cannery. The trouble seems to be connected with some soil condition. Leaf Curl.—In affected trees, the leaves in spring develop red, much- crinkled, thickened distortions, covered on the surface with a white, mealy b
Diseases of fruits and nuts Diseases of fruits and nuts diseasesoffruits120smit Year: 1941 Diseases of Fruits and Nuts 89 times in one part of the orchard, the ripe fruit shows a dark discoloration in the flesh, visible through the skin. In peaches picked for canning, this darkening becomes more pronounced after the fruit has stood in boxes for a few hours, as in shipment to the cannery. The trouble seems to be connected with some soil condition. Leaf Curl.—In affected trees, the leaves in spring develop red, much- crinkled, thickened distortions, covered on the surface with a white, mealy bloom. The ends of the shoots may become deformed in the same manner, and sometimes the fruit shows the disease in red, warty pro- tuberances (fig. 40). Leaves affected by this fungus, Taphrina deformans, drop off, and tlie tree develops auotlier crop of leaves whicli are not dis-
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