INDEX 
Paragraph. 
Scope of Bulletin.1-3 and 19 
Ether extract not studied. 4 
Extraction with 80% alcohol. 5 
The residues and not the extracts used as the basis of our calculations. . 6 
Coloring matters not studied. 8 
Removal of the coloring matters from fhe alcoholic extract.9-11 
The fodders studied deported themselves differently toward one per 
cent, hydric chlorid.15-16 
Treatment with chlorin, etc., given.••. 18 
The distribution of the nitrogen as indicated by results recorded in 
Bulletin 39 .• •. 21 
The results regarding the nitrogen in the dung open to question. 2 3 
Composite samples of dungs used in this bulletin. 24 
ALFALFA HAY . -.25-67 
Ratio of air-dried feces to hay consumed. 2 6 
Feces poor in potash. 28 
What the ultimate analyses show. 2 9 
Average ooefRcients of alfalfa hay. 32 
Deportment of dungs toward sodic hydrate different from that of 
the hays . 34, 36 and 37 
Reducing sugar produced by action of dilute hydric chlorid on 
alfalfa attributed to galactan. 35 
Furfurol in alfalfa hay. 39, 40 and 41 
Action of 1% hydric chlorid on alfalfa hay. . .. 42 
Various hays deport themselves differently with dilute hydric 
chlorid . 43 
Methoxyl group in alfalfa hay. 44, 45, 4 6 and 47 
Methoxyl group, coefRcient of digestion. 48 
Methoxyl group more aibundant in feces than in the fodders. 49 
Amid nitrogen in alfalfa hay. 50-53 
Amid nitrogen in alfalfa hay, coerfRcient of digestion. 53 
The proteids removed by the various solvents and their coeffi¬ 
cients of digestion. 54-62 
Proteids (N. x 6.25) removed by anhydrous ether. 54-56 
Proteid sulfur in alfalfa hay. 57 
The calorific value of alfalfa hay. 63-67 
Calorific value of alfalfa hay, coefficient of digestion of. 6 3 
Relative calorific values of the different extracts. 65-66 
TIMOTHY HAY . 68-80 
Timothy hay not a good fodder for sheep compared with alfalfa hay 6 9 
Furfurol in timothy hay and its coefficient of digestion. 71 
Methoxyl group in timothy hay and its coefficient of digestion. ... 74 
Amids in timothy, digestibility of. 75-76 
Calorific value of timothy hay and its coefficient of appropriation. .77-80 
NATIVE HAY .81-107 
Native hay, description of. 81 
Ash of native hay, silicic acid in. 82 
Coefficient of digestion found for furfurol in native hay. 84-85 
Calorific value of native hay. 8 6 
Coefficient of appropriation of heat value of native hay. 86 
Amid nitrogen in native hay, digestibility. 88 
Methoxyl group in native hay, digestibility. 8 9 
Native and alfalfa hay compared.92-107 
CORN FODDER . 108-118 
Corn fodder used in the experiments. 108 
