4 131 
amount of digestible carbo-hydrates. In the grasses of both counties 
- the fiber increases with regularity as the nitrogenous constitutents 
decrease, and of the Jatter the non-albuminoid portion is relatively 
great the poorer the quality of the grass, * 
CHANGES IN COMPOSITION DURING GROWTH. 
In addition to the single analysis previously tabulated, analyses 
have been made of series illustrating the changes in composition of 
several species from the appearance of the blade to the maturity of the 
seed. 
The grasses examined comprise : 
I. Agrostis vulgaris. (Redtop.) 
A series from richer soil. 
A series from poorer soil. 
II. Phleum pratense. (Timothy.) 
A series from richer soil. 
) A series from poorer soil. 
A series of first year’s growth from seed sown in garden soil. 
A series from La Fayette, Ind. 
A series from Hanover, N. H., the two latter from rather poor soil. 
III. Dactylis glomerata. (Orchard Grass.) 
A series from the first growth. 
A series from later growth. 
IV. dAlopecurus pratensis. (Meadow Fox tail.) 
A series from good sod. 
V. Poa pratenses. (Blue Grass, Meadow Grass.) 
A series from good soil. 
- A series from poorer soil. 
A series from the wayside. 
A series from Quincy, III. 
VI. Poa compressa. (Wire Grass. 
A series from poor soil. 
VII? Bromus unioloides. (Schrader’s Grass.) 
A series from rich, garden soil. 
- VIII. Bromus erectus. (Broom Grass. ) 
A series from poor soil. © 
IX. Holcus lanatus. (Satin Grass. ) 
A series from poor soil. 
X. Arrhenatherum avenaceum. 
_ A series from medium soil, 
XI. Setaria glauca. 
A series from medium soil. 
XII. Anthorcanthum odoratum. (Sweet Vernal Grass. ) 
A series from medium soil. 
XIII. Festuca ovina. (Sheep’s Fescue. ) 
A series from poor soil, growing in bunches, 
XIV. Lolium perenne var. Tialicum. (Italian Rye Grass. ) 
A series from low, moist soil. 
A series of first year’s growth from the seed in garden soil. 
XV. Lolium perenne. (Rye Grass, Darnel.) 
A series from medium soil. 
