Zinc Poor feathering, short bones. Embryos die at second and third day of incubation. D Soft, spongy beaks and bones. Poor egg quality, thin shells, rickets in young birds. E Low hatchability.
Embryos die at fourth day of incubation.
Degeneration of muscles. K Hemorrhages in body cavity. Thin blood, poor clotting. Crippled legs, feet. Sprattled legs, walk on hocks.