Show FERTILITY OF EGGS HANGS ON HEREDITY OF HENS Ability of a hen to lay fertile eggs is s determined by heredity asserts J J. H. H 1 Florea poultry writer Fertility is s seemingly an individual characteristic characteristic character- character of ot the chicken traceable to parentage par par- he adds Fertility i is influenced by environment environment environ environ- ment Mr Florea writes with sanita sanita- sanitation tion ion temperature and feed condit conditions ons having laving considerable effect Proper proportion of males in the flock lock also is an important factor asserts asserts asserts as- as as as- the writer |