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Show Newcastle Disease Control Progresses Vaccination Now Gives Promise of Real Aid By VV. J. DRYDEN New vaccine developed by the U. S. department of agriculture gives a (chicken immunity to Newcastle dis-ease dis-ease for several months. This is good Dews to the poultry industry which had cause to fear this new killer. Poultrymen in about 30 states have suffered from costly inroads made by the disease. The new vaccine is not the last word. Specialists of the various states and federal department of agriculture ag-riculture are still at work to devise a "fool proof" vaccine. The achievement achieve-ment of the federal specialists in developing the vaccine that would last even several months is a big I step forward. Newcastle disease is a virus which attacks chickens of all ages, from baby chicks to laying hens. It also is known to attack pigeons, ducks, turkeys, geese and pheasants. Until the vaccine has been placed on the market in an improved state, the prevention and spread of the disease must be controlled by sanitary sani-tary procedures, use of disinfectants, ! proper feeding, housing and manage-j manage-j j ment. 1 1 |