Show sanitation SANIT L A IN POULTRY YARD performing DOUBLE T V FUNCTION parasites undermine health and sap vigor of birds prepared by tho the united states males department of aar agriculture I 1 cut t ure car exercised in keeping poultry yards clean and in sanitary condition has a double function in keeping the flock clear of 0 parasites parasite that undermine the health and sap the vigor ot of the birds the injury by mites lice fleas 1169 and other parasitic organisms Is sometimes obvious but it also happens that some insects and other small creatures are carriers or intermediate hosts of some of the internal parasites of pou poultry liry for example according to specialists in the united states department of agriculture one variety of roundworm must develop for one stage of its ln life outside the poultry it affects the r roundworm lays its eggs within the chicken and they are eliminated in tile the droppings they will not mature if picked up by a fowl they do mature if a water flea picks up the eggs then if a lien hen takes in the water flea with her drinking water the round worn parasite of the flea develops into a P poultry parasite many similar examples are known and others are suspected the grasshopper for instance i lias has recently been shown to transi transmit alt at least one imbor tant parasite of domestic dom estle 1 poultry sanitation and cleat cleanliness illness which prevents such insects from having access c to the droppings way may thus break a cycle through which infestation reaches the flock the insects in themselves may not be harmful to poultry but it they have had an op port unity to feed on contaminated dropp droppings logs they may be the means of spreading these particular parasites |