GRASSES OF IOWA. 



341 



experiments show that it thrives best with high manuring, sup- 

 plying much nitrogen. In this respect it comes into ccmpeti 

 tion with orchard grass. " 



CHEMICAL COMPOSITION. 



One sample of this grass was analyzed in the laboratory. 

 The sample was collected on April 30, 1896, and was 6 to 16 

 inches high. The analysis gave the following results: 

 NATURAL CONDITION. 



O -4^ 



Sample 



7.35 



WATER FREE SUBSTANCE 



Sample | 4.56 | 16.93 | (14.81) | 27.12 I 11.86 | 39.53 



The following analyses are taken for comparison with the 

 analysis made by this station: 



NATURAL CONDITION. 



Sample 1, cut April 19; head just 



appearing (1) 



Sample 2, cut April 19; before bloom. 



Sample 3, cut May 1; in bloom 



Sample 4, cut May 12; after bloom. . . 

 Sample 5, time of cutting unknown. . 



fl "S 



1L94 

 12 03 

 21.71 

 18.15 

 12.72 



WATER FREE SUBSTANCE. 



Sample 1 



Sample 2 



Sample 4 



Sample 4 



Sample 5 



South Dakota (2): 



Cut June 1, 1892. 



O -ta 



h ^ 



52.20 

 51.60 

 54.20 

 54.30 

 46.50 

 41.69 



1. U. S. Dept. Agrl. Office Exp. Sta. Bull. 11:31. 

 3. Bull. 8. D. Agrl. Exp. Sta. 40:70. 1894. 



22 



189?. 



