726 



INDEX 



Ash, continued 

 content of feed, 332 

 correction of deficiencies in, 346 

 determination of, in feeding stuffs, 67 

 digestion of, 101 

 effects of deficiency of, 420 

 ingredients, 6 



availability of, 417 



balancing of, in ration, 343 



deficiencies in, 339 



digestibility of, 118, 333, 343 



excretion of, 141 



functions of, 187 



indispensable, 332 



metabolism of, 178 



skeleton as reserve of, 338 

 losses of, 334 



causes of, 334 

 of milk, 460 



sources of, 468 

 outgo of, in milk, 520 

 proportion of, in animal, 5 



in feeding stuffs, 5 

 rate of storage of, in growth, 414 

 requirements for growth, 414 



maintenance, 332 



milk production, 520 



work production, 562 

 significance of acidity in, 341 

 supply in dairy rations, 521 

 total retention of, during growth, 



416 



Assimilative power : 

 influence of breed on, 441 



individuality on, 441 

 Autogenesis of nucleic acids, 169 



Balance : 

 of ash, 216 

 carbon, 205 



example of, 206 

 energy, 216 



example of, 240 

 income and expenditure, 194 

 matter, 202 

 nitrogen, 202 



determination of, 203 

 example of, 203 

 nutrition, 192, 201 



includes energy, 216 

 water, 216 



Balance experiments, 200 

 comparison with metabolism investi- 

 gations, 241 

 practical experiments, 244 



Balance experiments, continued 



in agricultural investigations, 243 



significance of results of, 241 

 Barley feed, 585 

 Bases, organic, 37 

 Bile, 86 

 Blood, 123 



coagulation of, 125 



corpuscles, red, 124 

 white, 124 



course of, 127 



plasma, 125 



platelets, 124 

 Body: 



comparison with power plant, 567 



composition of entire, 61 

 fat- and ash-free, 65 

 fat-free, 64 



efficiency of. (See Efficiency) 



expenditure by, 192 



schematic, 195 



substances sources of energy for work, 

 544 



temperature, chemical regulation of, 



263 



physical regulation of, 262 

 Bone, 47 



ash composition of, 48 



composition of, 47 



proportion of body ash in, 48 



protein in, 48 



Bones as reserve of ash ingredients, 338 

 Bran, 582 



rice, 583 



rye, 582 



wheat, 582 



Breakfast food residues, 584 

 Breathing : 



mechanics of, 134 



regulation of rhythm of, 137 

 Breed, influence on 



assimilative power, 441 



composition of milk, 473 



composition of milk solids, 474 



digestive power, 440, 610 



early maturity, 441 



feed consumption, 443 



maintenance requirements, 442 



meat production, 440 



net energy values, 666 

 Brewers' grains, 586 

 By-products, 582 



nature of, 582 



of fermentation industries, 585 

 milling, 582 



