Fertibol 500mlFertibol Bird is a suspension with calcium, phosphor and extra vitamins A, D and E. It is necessary for eggs with perfect structure. For a solid constitution and a balanced growth of the bones of young birds. Use : 1 coffee spoon (5 ml) per 250 g of food. Starting 2 weeks before the breeding and continue until the weaning period of the youngsters (see scheme). Available in 500ml, 1 ltr or 5ltr