Station Bulletin 312 May, 1939 



Protein Requirements of 



Chickens 



at Various Stages of Growth and 

 Development 



A. E. Tepper, R. C, Durgin and T. B, Charles 



H=^ 



New Hampshire Agricultural Experii\|^fStati^Hl^ 



University of New Hampshire ^ ^\ ^*^u-^*V %^^ 



Durham \H\\1«^*^ \ iuf**^"**^ 



