| Show chlorine for poultry A new method of combating bronchitis colds roup and other respiratory diseases in poultry has been developed by the new york state veterinary college and the state institute of applied agriculture at Farmin farmingdale gdale long island N T Y the method calls for the use of a new dry powder containing 15 per cent chlorine which Is dusted into the air over the birds with a dust gun after the birds are on the roosts boosts at night this permits the birds to inhale the chlorine liberated from the powder destroying the bacteria drying up the secretions and helping to prevent the spread of infection |