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Show REMEDIES FOR SCABBY POTATOES Two Poisons Are Recommended to Prevent Disease, Formalin Being Less Dangerous. Potato scab is a disease of the potato pota-to tuber caused by a fungous growth attacking it in the soil. Spores of the fungus will remain in the soil from year to year and on the tubers from one season to another. The disease causes the surface of the potato to become be-come rough and unsightly and very often extends deep into the fiesh, injuring in-juring its food value. Scab on potatoes can be prevented by planting uninfected tubers in clean soil, and the danger of infecting may be reduced by rotation or by planting the potatoes in different soil each season. sea-son. To insure a crop of potatoes free from scab treat the seed with some poison to kill the scab spores on them and plant in soil in which no potatoes have grown for several years. Two poisons for scab treatment are recommended. recom-mended. Formalin is the less poison ous and the one most commonly used It costs about 50 cents a pint and on6 pint is used with 30 gallons of water. , Formalin solution may be used eithei in a wooden or metallic vessel, and. although a poison, there is little dan ger in its use. Let the potatioes soak In the solution for about two hours After disinfection place the potatoes in bags which contain no scab spores. Spores of potato scab may also be killed by the use of corrosive sub liniate. This is a very poisonous sub stance and must be used with care Do not use for food any of the pota toes after treatment. To use corrosive corro-sive sublimate provide a barrel or I other wooden vessel, as it attacks j metals. Dissolve two ounces of the I poison in two gallons of hot water. J When it was has dissolved mix it with 14 gallons of watur and sprinkle or , pour it over the potatoes, so that All j of the tubers become moist with ?he solution. What is left over of the i poison must be carefullv disposed of. |