References
- Bray , D. J. 1960 . Studies with corn‐soya laying diets. 2. Optimum combinations of corn and soybean protein . Poult. Sci. , 39 : 1541 – 1545 .
- Bray , D. J. and Gesell , J. A. 1961 . Studies with corn‐soya laying diets. 4. Environmental temperature—a factor affecting performance of pullets fed diets suboptimal in protein . Poult. Sci. , 40 : 1328 – 1335 .
- Morris , T. R. and Fox , S. 1958 . Light and sexual maturity in the domestic fowl . Nature, Land. , 181 : 1453 – 1454 .
- Smith , A. J. and Lewis , D. 1964 . Protein and energy nutrition of the laying hen. I. Protein requirement for hybrids of medium size . Br. Poult. Sci. , 5 : 113 – 120 .
- This experiment was initiated by D. J. Bray while on sabbatical leave from the Department of Animal Science, University of Illinois.