1. Surgical procedure for exteriorization of the urethal openings of the hen;Ainsworth;Poultry Sci.,1965
2. Studies on the nitrogen metabolism in the fowl;Ariyoshi;1. Separation of urine for the nutritional balance studies. Bull. Natl. Inst. Agric. Sci. Ser. G (Anim. Husb.),1956
3. Official Methods of Analysis,1990
4. Urinary mineral excretion of broilers housed in thermoneutral and heat distressed environment;Belay;Poultry Sci.,1991
5. Use of ammonium chloride und sodium bicarbonate in acute heat exposure of broilers;Branton;Poultry Sci.,1986