INDEX 



381 



Dried brewers' grains, 200-1 

 Dried distillers' grains, 192-3 



Eckles' feeding standards for dairy 



cows, 147-8 

 Economy in feeding livestock, 331-5 

 Efficiency of rations, 305-19 



influence of age of animal on, 

 313-5 

 capacity of animal on, 316 

 climate on, 319 

 digestibility of ration on, 307 

 species of animal on, 310-2 

 temperature conditions on, 319 

 type of animal on, 312-3 

 Egyptian corn, see Milo maize 

 Elements, 1-2 

 Emmer, 179 

 Energy, 93-106 



Armsby's values for, in feeding- 

 stuffs, Appendix Table 31 

 available, see Metabolizable 

 bomb calorimeter for determining, 



93-5, 96, 97 

 carbohydrates a source of, 87, 88 

 coefficient of utilization of, 102-3 

 derived from the sun, 92-3 

 expended in digestion and absorp- 

 tion of nutrients, 99-100 

 heat production, 100, 103-5 

 vital processes, 98-100 

 fat a source of, 89 

 gross, 93-5, 95-6 



how determined, 93-5 

 of nutrients, 95 

 in feedingstuffs, 105, Appendix 

 Table 31 

 how determined, 93-5, 96-7 

 nutrients, 95, 101 

 kinds of, 92 

 kinetic, 92-3 

 losses of, 95, 100, 103-4 

 measurement of, 93 

 metabolizable, 95-8 

 definition, 95 

 how determined, 96-7 

 uses of, in animal body, 97-8 

 net, 100-1 



definition, 100 



how determined, 101 



Energy, net, in feedingstuffs, 105, 

 Appendix Table 31 

 nutrients, 101 

 recovered in work, 103 

 required for work of voluntary 

 muscles, 101-2 

 of animal body compared with 

 steam engine, 92-3, 100, 103 

 ration liberated in heat by steers, 

 100 

 potential, 92-3 

 protein a source of, 80, 81 

 required for work of digestion and 

 absorption, 99-100 

 heat production, 103-5 

 vital processes, 98-100 

 voluntary muscles, 101-2 

 respiration calorimeter for deter- 

 mining, 96-7, 101 

 storage of, 105 

 units of measurement of, 93 

 utilization of, coefficients, 102-3 

 Energy values of feeds, Armsby's, 



105, Appendix Table 31 

 Engine compared with animals, 92-3, 



100, 103 

 Ensilage, see Silage 

 Ensiling, method by which green 



fodder is preserved by, 287 

 Enterokinase, 46 

 Enzymes, 38-40 

 Erypsin, 44-5, 46 

 Esophagus, 34, 41 

 Ether extract, see Fat 

 Ewes, concentrates and roughage for, 

 112 

 (For the value of a particular feed 

 for ewes, see name of feed) 

 Excrement, see Manure 

 Exercise for fattening stock and 



dairy cows, 316 

 Exposure, influence of, on efficiency 

 of rations, 319 



Farm animals, absorption of nutrients 

 by, 47-9, 50-5 

 age of, as affecting digestibility 

 of rations, 67 

 efficiency of rations, 313-5 

 value of manure, 324 



