Show material for eggs Pc preding edIng affects the texture of IN agg shells it usually to is necessary tu to supply layers with materials from which they may make the shell hel for the egge crushed oyster she phell it I 1 Is kept in hoppers li so the birds may eat it tit nt will ns as it eonta contains ins a lurge large percentage of little grit also Is kept in hoppers its it helps jn tn up lie he feed in the gizzard some hind if f g arlt alt a also lis 0 contain a certain arouni of nt livie tant hopi ai tle the birds in th tb of egg izi shells |