170 
150 
130 
110 
90 
70 
50 
30 
10 
0 
Fig 
Hispid Cotton Rat 
49 
0 N D F 
A M J J SON 
1983 
1984 
3 . 
Mean testicular mass per 10 g of body weight for each month of study, 
sizes as given in Fig. 2.) 
