IOWA ACADEMY OF SCIENCES. 



115 



ncreasing from 26 per cent to 39. 55 per cent, with one excep- 

 tion. 



The following analyses of other states are added for com- 

 parison: 



SAMPLE FKOM— 



U. S. Exp. Sta. Handbook (1)— Green 



fodder— In bloom 



Iowa (2)— Out June 9, just out of bloom 



Out April 29 



Cut May 10 



Out May 20 



Out May 30 



Cut June 9 — 



Louisiana (3) 



North Carolina (4) 



North Dakota (5) 



Oregon (6) 



Storrs (Oonn.)(7), 16 analyses — 



Utah (8), average of 3 analyses 





13.30 

 13 76 

 42 13 

 43.11 

 51.06 

 48.68 

 46 01 

 36.56 

 41.43 

 35.73 

 33.54 

 13.60 

 50.66 



1. U. S. Dept. of Agriculture, Handbook Experiment Sta. Work, p. 886. 1893. 



2. Bull. Iowa Agricultural Experiment Station 11. pp. 453, 476. 



3. Bull. La. Agricultural Experiment Statlou 19, 2d series. 



4. Bull. N. 0. Agricultural Experiment Station 900. 



5. Bull. N. D. Experiment Station 15. 



6. Bull. Oregon Agricultural Exp. Sta. 39, 1895. 



7. Ann. Report Storrs Agrl. Exp. Sta.. Conn. 9. p. 280, 1896. 



8. Kept Experiment Station Utah. pp. 254-255, 1893. 



Muhlenbergia Mexicana (Mexican wood-grass) is a grass 

 which is said to be common in the state. 



Seven samples of Muhlenbergia Mexicana were analyzed in 

 the laboratory and the results are given below: 



Sample 1. Collected April 29, 1896, height 4 to 12 inches. 



Sample 2. Collected May 14, 1896, height 20 to 23 inches. 



Sample 3. Collected May 28, 1896, height 26 to 29 inches. 



Sample 4. Collected June 8, 1896, height 36 to 38 inches. 



Sample 5. Collected June 18, 1896, height 38 to 39 inches. 



Sample 6. Collected June 29, 1896, height 39 to 40 inches. 



Sample 7. Collected July 20, 1896, height 48 to 49 inches. 



NATURAL CONDITION. 



Sample 1. 

 Sample 2. 

 Sample 3. 

 Sample 4. 

 Sample 5. 

 Sample 6. 

 Sample 7 



3.04 

 2.77 

 1.95 

 2.08 

 2.57 

 2.64 

 J. 10 





5.05 

 9.90 

 5.27 

 9.18 

 12.11 

 20.56 

 9.09 



*Per cents given are all for air-dry material except per cent of water. 



