Show Shell Egg Material Is Essential for Layers Oyster shell which Is used for pouf poul tTy try is 19 made by crushing the tho whole shells after which they are washed three times Following the washing the crushed shell Is dried in n rotary dryers the Intense seat beat ot of which destroys destroys de de- nIl all foreign and putrid matter making the tho shell sanitary and clean clenn The heating Insures freedom om r-om odor and poisonous matter After dr drying the tho shell Is screened Into two sizes Izes for lIens lens and chicks respectively The o materIal and dust Is eliminated The feeding of oyster shell Is n a good practice In poultry husbandry ns as the high calcium content provides bone buildIng bone building material for growing birds and shell eggshell material for laying lay lay- la Ing hens For FOl this reason the materIal material mate mate- rIal should be available in n feeders at atall atall all times |