Diseases of economic plants (1910) Diseases of economic plants diseasesofeconom02stev Year: 1910 DRUPACEOUS FRUITS 117 $25,000. This disease is identical with that of the plum, but since the spraying mixture adheres to the fruit, it cannot be applied on to the plum without injury to the market value of the product. Spraying as for plum leaf spot with Fig. 51. — Cherry tree from same orchard sprayed with self-boiled lime-sulphur to control leaf spot. After Scott. such modifications as are needed to avoid spotting the fruit is the only recourse. Recent experiments by Scottl showed that the
Diseases of economic plants (1910) Diseases of economic plants diseasesofeconom02stev Year: 1910 DRUPACEOUS FRUITS 117 $25,000. This disease is identical with that of the plum, but since the spraying mixture adheres to the fruit, it cannot be applied on to the plum without injury to the market value of the product. Spraying as for plum leaf spot with Fig. 51. — Cherry tree from same orchard sprayed with self-boiled lime-sulphur to control leaf spot. After Scott. such modifications as are needed to avoid spotting the fruit is the only recourse. Recent experiments by Scottl showed that the self-boiled lime-sulphur wash (10-10-50), the factory-boiled lime- sulphur wash (1-40), and the Bordeaux mixture (2-4-50) were equally effective in controlling the cherry leaf spot. 1 Scott, W. M., Dept. Agr. Bur. Plant Indus. Circ. 27, April 21, 1909.
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