Show artindale Ar tindal incubator incubators amateurs are puzzled when it co cornea mes to the selection of an art incubator and it ia is with a view to assisting this class of readers that these remarks from the book entitled profits in poultry are here given the supposition that a constant stream of pure air most flow through an incubator is an error not that there should not be plenty of pure air built should not pass through as a curre current bt the hen on the nest airs the eggs but she keeps the air still and motionless the desire to regulate an incubator baa has caused incubators to be constructed that open and shut off the heat very easily but an observer may noti notice ce that they will often open and close the valves every few minutes thus causing tho the heat to change as many times and to allow of slow or fast currents according to the frequency with which the valves open and shut the best machines are those that slowly reach a point above or below the normal hatching point too much air passes into the incubators and not enough into the brooders broaders bro oders as a rule A little chick does not require so large a volume of air as is usually allowed and a hundred of them together will not consume so much as a small quadruped it if the air is admitted below the eggs there will always alway enough escape to allow fresh air to enter for ventilation A regulator ought to be a very simple arrangement some of them are so delicate in construction construct ionas as to do more injury than good the majority of persons put too much faith in the regulator to be successful the operator must determine that be will do the work himself and ho he must watch the incubator whether it regulates or not in Ham hammonton monton many of the incubators are simple tanks surrounded by sawdust and without any self regulators at all these incubators are made byplay by placing tho the sawdust between an inner and larger box the tank being in top of the inner box the tank for a hundred egg incubator is 16 15 by 80 30 inches 7 inches deep the egg drawer is 15 by 36 inches 6 inches fitting in the space at the opening lit lg when taj drawer ia is shut this space in I 1 the front of the egg drawer is also boxed off and filled with sawdust the ventilator is 0 inches deep four inches of sawdust stir surround round thie bo box z th the e tank is filled with boi I 1 aner water the eggs are hatched at begs the heat is regulated by drawing off a bucket of water night and morning |