Title: The Effect of Built-Up Litter on the Parasite Ova and Oocysts of Poultry
Abstract: BUILT-UP litter has been widely used and become very popular with poultry men since the publication by Kennard and Chamberlin (1947 Kennard and Chamberlin (1948) of their first experimental evidence with reference to the use of built-up litter. The original idea of built-up litter was to continually rear successive groups of young chickens on the same litter without any change of litter or clearing of the old litter from the brooder house. Later Kennard and Chamberlin (1949 a, b) expanded the original idea to include the interchange of hens and baby chicks on the same litter; that is, that hens be kept on the built-up litter and later a new brood of baby chicks reared on the same litter. Built-up litter is started as a deep litter of shavings, corn cobs, or other materials and left in the poultry house after the brood is reared, another brood of young chicks being placed on . . .