398 



INDEX. 



PAGE. 



Enzyme, ehymosin, action on 



food 268 



,, pepsin, action onfood 268 



,, ptyalin, ,, ,, 268 



,, rennet ,, ,, 268 

 Enzymes in pancreatic juice, 



amylopsin ... 270 



,, in pancreatic juice, 



pialin 270 



,, in pancreatic juice, 



steapsin ... ... 270 



,, in pancreatic juice, 



trypsin 270 



in rennet, ehymosin 310 



emulsin ... ... 211 



lactase 341 



myrosin ... ... 211 



pectase .. ... 201 



Essential oils, occurrence of.. 208 

 ,, classification of 208 

 ,, containing sul- 

 phur ... 210 

 Esters 209 



Fieces of animals, composi- 

 tion of ... 274 



" Fairy rings," cause of ... 78 

 Farm-yard manure, action of 

 large dressing on 

 the soil .. 71 



,, manure, amount 



yielded daily ... 119 

 ,, manure, analysis 



by Voelcker ... 120 

 ,, manure, analysis 



of drainage from 124 

 , , manure, fermenta- 

 tion of 120 



,, manure, gases 



evolved during 

 fermentation of . 123 

 ,, manure, ingre- 



dients of ... Ill 



,, manure, loss from 



heap of 125 



,, manure, preserva- 

 tion of 124 



Fat, butter, analyses of ... 307 

 ,, ,, chief constituents 



of 306 



, , size of globules of 308 

 determination of in crops 



and food stuffs ... 250 

 digestible, unit value of 301 

 function of in animals ... 265 



in milk 306 



, , fatty acids in ... 306 

 Fats, action of bile on ... 274 



PAGK. 



Fats, constitution of 202 



Fatty acids from 100 grammes 



of butter 306 



Fatty tissue 264 



,, composition of 



the fat in ... 264 

 ,, proportion of fat, 



water, and 

 membrane in 265 

 Feathers as manure ... . . 138 



Feeding standards ... 295, 296 



Fehling's test 354 



Felspar, composition of ... 40 

 Fermentation of amido com- 

 pounds 120, 121 

 ,, ,, carbohydrates 



120, 123 



,, ,, farm-yard ma- 



nure ... 120 

 ,, fatty acids ... 120 

 ,, hexoses ... 193 

 ,, maltose ... 196 

 ammoniacal 120, 122 

 cellulose ... 120,123 

 putrefactive 120,121 

 sul phu retted 



hydrogen 120, 123 

 Ferments, unorganised ... 195 

 Ferric oxide, determination of 



in soil 97 



,, phosphate, see "Phos- 

 phate" 151 



Ferrous sulphate as manure 



169, 170, 171 



,, ,, asafungicide 379 



,, ,, effect on 



the green 

 portion of 

 plants ... 171 

 ,, ,, for spraying 



runch and 

 charlock.. 379 

 Fibre, determination of in 



crops and food stuffs ... 250 

 Fibrin ferment ... .. 259 



,, in milk 312 



Fish guano, see " Guano" ... 133 

 Flowers, formation of in plants 238 

 Fluorides, detection of in milk 357 

 Fluorine, occurrence of ... 17 

 ,, relative abundance 



of 19 



Fodder crops, composition of 252 

 Fodder, variation in digesti- 

 bility of 286 



Foods, albuminoid ratio of ... 286 



,, availability of ... 283 



concentrated forms of 279 



