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Show Spray Roses Frequently "I find that there is one simple point in aphis control that is overlooked over-looked by a majority of rose growers," grow-ers," says Melvin E. Wyandt, rose specialist of Painesville, Ohio. "It is simply that they should spray often. Now don't misunderstand me. Practically all rose growers know that they must spray with a good insecticide to control aphis, but they do not realize that aphids multiply rapidly." An effective spray for aphis control con-trol is made by mixing one to two teaspoonfuls of nicotine sulphate in a gallon of water and adding a little dissolved laundry soap. Nicotine Nico-tine sulphate is a poison which kills by contact the method necessary nec-essary with sucking insects such as aphis and in addition, being volatile, it gives off fumes which also kiH.making it doubly effective. |