Incubation 



1865 



they should be disinfected and placed in the sun to dry. A disinfectant 

 should also be applied to the inside of the incubator. A spray pump or a 

 hard brush is a convenient instrument for distributing the disinfectant. 

 The disinfectants used in the incubating cellar at the New York State 

 College of Agriculture are crcolin and zenoleum.^ Either creolin or ze- 

 noleuni may be recommended to do the work without having an injurious 



Fig. 77. — The parts of an incubator and the spraying outfit, ready for disinfecting 



effect on the hatch, provided the directions are followed. The odor from 

 these disinfectants is mild and inoffensive. Of these two disinfectants 

 creolin is the more expensive. In using any one of the two disinfecting 

 agents, the proper proportion is one part of the disinfectant to nineteen 

 parts of water, and the mixture should be stirred thoroughly. 



The incubator should be carefully dried and aired before it is used again. 

 It is well to close the door of the incubator for a day, keeping the lamp 

 lighted, after which the door may be left open over night or until the 

 incubator is well aired. 



* Creolin and zenoleum may be bought at most drug stores. 



