5. Literature cited. 
Bernier, P.E., LeWe Taylor, and C.E. Gunns, 1951. The relative 
effects of inbreeding and outbreeding on reproduction in 
the domestic fowl. Hilgardia 20 (21) ¥ 529-628. 
Blackwood, U.B., and G.C. Harris, Jr., 1960. Reversible ine 
hibition of 2,5ealkyl benzimidazoles on chicken sperm. 
Proc. Soc. Exp. Biol. Med. 103 : 60=63. 
Carson, JeDe, FeW. Lorenz, and V.S. Asmundson, 1955. Semen 
production in the turkey male. Poultry Sei. 34 : 336-343. 
Carter, R.De, MG. McCartney, V.D. Chamberlin, and J.W. Wyne, 
1957. The effect of storage time and temperature on fer~ 
Maacee capacity of turkey semen. Poultry Sci. 36 (3) : 
18=621, 
Coil, WeH., and D.K. Wetherbee, 1959. Observations on the 
cloacal gland of the Euvasian quail, Coturnix coturnix,. 
Ohio Journal of Science 59 (5) : 268=>70. 

Gale, C., and K.I. Brown, 1961. The identification of bacteria 
contaminating collected semen and the use of antibiotics in 
their control. Poultry Sci. 40 (1) : 50-55. 
Garren, H.W, and C.S. Shaffner, 1952. The effect of temperature 
and time of storage on the fertilizing capacity of un- 
diluted fowl semen. Poultry Sci. 31 : 137-145. 
Grigg, GeW.e, and F. Skaller, 1958. A case of sterility in 
“hens. Poultry Sci. 37 (4) : 954-955. 
Hale, E.Be, 1955. Defects in sexual behavior as factors affect- 
ing fertility in turkeys. Poultry Sci. 34 : 1059-1067. 
Harper, JeAe, 1955. The effect of holding time of turkey semen 
on fertilizing capacity. Poultry Sei. 34 (6) : 1289-1291. 
Harris, GeCe, Jre, FeHe Wilcox, and C.S. Shaffner, 1961. The 
storage of chicken and turkey spermatozoa by inhibition 
with 2eethyl=5-methylbenzgimidazole (EBM). Poultry Sci. 40 
(3) : 777-781. 
Herin, R.A., NeHe Booth, and R.M. Johnson, 1960. Thermo- 
regulatory effects of abdominal air sacs on spermatogenesis 
in domestic fowl. Amer. J. Physiol. 198 (6) : 13435~1345. 
Hohn, E.0., 1960. Seasonal changes in the mallard's penis and 
their hormonal control. Proce Zool. Som. London 1354 (4) 3 
547-5556 
15 
