642 Feeds and Feeding. 



of protein compounds is nitrogen, the other elements l)eing tho 



same as in carbohydrates and fat. The protein compound* 



in feeding stuffs can be di\aded into albuminoids and amides, 



which see. The terms "nitrogenous compound " and " nitrogenous 



substance" have the same meaning as protein. 

 Protoplasm. The jelly-like or granular substance of living plant-cells. (Sj 

 Provender. Forage, gniin, or feed of any kind. 

 Ptyalin. The ferment contained in the saliva. ( 25 ) 

 Pumpkin. Cncurbita pepo. 

 Rape. Brasdca napus. 

 Ration. The allowance of provender given to an animal during twenty 



four hours. 

 Red clover. Trifolium praiense. 

 Redtop. Agrostis vulgaris. 

 Rennet. The ferment found in the lining of the rennet stomach of young 



mammaLs. (27) 

 Respiration apparatus. An apparatus for determining the waste matter 



thrown off by the lungs of an animal. (54, 55) 

 Reticulum, or honey comb. The second stomach of ruminants. (28) 

 Roughage. The coarse portion of a ration, including such feeding 8tuff?> 



as hay, corn fodder, silage, roots, etc. See Concentrates. 

 Rumen, or paunch. The first stomach of ruminants. (28) 

 Ruminant. An animal that chews the cud. 

 Ruta-baga, Swedish turnip, Swedes. Brassica campestris, var. 

 Saliva. The secretion of the salivary glands of the mouth, the oflQe« of 



which is to moisten the food and through its ferment, ptyalin, 



partially digest the starchy components of the food. (25) 

 Scarlet or crimson clover. Trifolium incarnatum. 

 Silage. A succulent forage preserved in the silo. 

 Silo. An air-tight structure used for the preservation of forage in a suo- 



culent condition. 

 Soiling. The system of feeding farm animals in a bam or enclosure with 



fresh grass or green fodders, as com, rye, oats, etc. 

 Soja bean, or soy bean. Soja hispida. 

 Sorghum. Sorghum vulgare, var. aaccharatum^ 

 Spurry. Spergula arvensis. 



Stover. The dry stalks of corn from which the ears have been removed. 

 Succulent feed. Feed containing much water, aa grass, silage, roots, 

 Swedish clover. See Alsike clover. 

 Teosinte. EucMaena luxurians. 

 Timothy, or Herd's grass. Phleum pratense. 

 Villi. Minute hair-like projections on the inside of the intestines, through 



which the larger portion of the digested nutrienta is absorbed. (35) 

 White clover. Trifolium repens. 



