Show hatchability of eggs Is influenced by feed because proper sorts of feed for the poultry lock flock influence the hatchability of eggs some hatcheries in ohio pay premiums to poultry men whose eggs hatch the most chicks according to R E cray exten extension slon specialist in poultry husbandry tor for the ohio state university hatchability of eggs depends in part upon three factors which are under the control of all poultry men alore fertile eggs are obtained from flocks fed a green food milk and supplied vitamin D says cray green creen food may be supplied either in the form of alfalfa or soy hean bean hay or by adding alfalfa leaf meal to the dry laying mash feeding both milk and green food sometimes increases the proportion of eggs that hatch as much as 10 or 12 per cent feeding one and not the other increases hatchability slightly atly vitamin D may be supplied either in cod liver oil or by submitting the flock to direct mis from the sun on a winter ran range ge fed even to birds on the range cod liver oil beneficially affects hatchability |