696 



T. C. RUCH, WALTER ISAAC, AND ROBERT W. LEARY 



II 



I 5i 



IRRADIATION I 



DAY 



2 3 4 5 



WEEKS AFTER IRRADIATION 



Fig. 2. Food consumption of the two most heavily radiated groups in the first series 

 of experiments. 



Radiation 

 Day 



3 4 5 



WEEKS POST- RADIATION 



Fig. 3. Food consumption in the second series of experiments. Ordinate is in diflfer- 

 ence in grams from preirradiation level for the group. On the first postirradiation day, 

 the average intake for a monkey decreased from 83 to 38.5 gm of chow. 



