GRASSES OF IOWA. 



441 



Fig. a06. Rye, (gecale cereaJc). (Hackel.) 

 - NATURAL CONDITION. 



Sample 1, 

 Sample 2 

 Sample 3, 

 Sample 4, 

 Sample 5, 

 Sample 6, 



b£2 



o *3 



4.57 

 5.31 

 6.29 

 10.02 

 7.01 

 9.35 



WATER FREE SUBSTANCE. 



Sample 1 

 Sample 2 

 Sample 3 

 Sample 4 

 Sample 5 

 Sample 6 



32.66 

 36.35 

 41.62 

 43.32 



38.09 

 40.51 



