INDEX 



391 



Pigs, nitrogen of feed excreted in ma- 

 nure by, 323 

 phosphorus-poor rations, effect on, 



79-80 

 protein in bodies of, 26 

 rations for, calculating, 111, 



112 

 relation of body weight to efficiency 



of gains, 314 

 roughages for. 111, 112 

 strength of bones as affected by 



feed, 79-80 

 water in bodies of, 26, 27 

 weights of, as related to efficiency 



of gains, 314 

 Sec. also Hogs 

 Plants, carbohydrates in, 13 

 crude fiber in, 16-7 

 fat in, IS 



mineral matter in, 6-7 

 nitrogen-free extract in, 14-5 

 non-proteins in, 11 

 protein in, 9 



stage of growth of, as affecting di- 

 gestibility, 71-2 

 storage of energy by, 92 

 water in, 4 

 Potassium, as a fertilizer, 320 

 in animal body, 28 

 feedingstuffs, 7 



manure of farm animals, 322-3, 

 325 

 of feeds excreted in manure by 

 farm animals, 322-3 

 Potatoes, 299 

 Potato starch, 13 

 Potential energy, 92-3 

 Poultry, products of, from 100 lbs. 

 digestible organic matter, 

 311 

 Prairie hay, 253 

 Pregnant animals, feed requirements 



of, 134 

 Preparation of feeds as affecting 

 digestibility of rations, 69- 

 70 

 efficiency of rations, 309-10 

 Previous treatment of animals as 

 affecting efficiency of ra- 

 tions, 316-7 



Products of various farm animals 

 from 100 lbs. digestible 

 organic matter, 311 

 Proprietary feeds, influence of, on 

 digestibility of rations, 70-1, 

 221-2 

 Protein, 9 



absorption of, 48, 51-2 

 composition of, 10 

 crude, 9 



body fat formed from, 81-2 

 digestibility of, 64 

 energy derived from, 80-1 

 functions of, in animal body, 



80-2 

 in feedingstuffs, 12-3 

 glycogen derived from. 81-2 

 digestion of, 42, 44-5, 46, 47, 51-2 

 gross energy value of, 95 

 in bodies of farm animals, 26, 29- 



30 

 influence on pigs, of rations defi- 

 cient in, 83-7 

 in increase in body weight of farm 



animals, 31-3 

 net energj' values of, 101 

 nutritive value of, 9, 10-11, 80-2 

 required for growth, 9, 80, 81, 82 

 Proteoses, 42, 45, 46, 47, 51, 52 

 Ptomaines, 47, 52 

 Ptyalin, 39-41, 52-3 

 Pumpkins, 304 



Quantity of feed, how determined 

 for rations, 112-3 

 influence of, on digestibility of 

 rations, 72-3 

 efficiency of rations, 307-9 



Radiation, loss of body heat by, 



103-4 

 Rape, 301-2 

 Rape seed cake, 215 

 Ratio, nutritive, 89-92 

 Rations, amounts of, as affecting di- 

 gestibility, 72-3 

 efficiency, 307-9 

 balanced, 119 



composition of, as affecting ef- 

 ficiency, 306-7 



