292 



INDEX. 



Element.^, organic, one constant, 



" inorganic, 



'* organic, of plants, 



" relative weight of, 



'• of silicates, laws of combination 

 Epsom salts, formation of, 

 European soils, analyses of, . 

 Evaporation from soil, . 



" '• woodland. 



Excrement, human, analysis of, . 



" " ashes of, table of, 



F. 

 Farmer, the, a chemist, . 



" philosophy of, . 



** pole-star of, 



" knowledge of terms, 



" important fact to, . 



" true field of action of, 



'^9 first requisite of, , 

 Fats, action of air on, 

 " action on silicates, 

 " chemical composition of, 

 Feathers, analysis of. 

 Feces, human, 

 Felspar, ingredients of, . 

 " soda in, 



" action of air and moisture on 

 Fertility, what dependent on, . 

 Fibrine, analysis of, 

 Fleitmann, on human feces, . 

 Flemish manure, . 

 Flowers, salts in, . 

 Fluorine, in rye ashes, . 

 Fruit trees, limits of. 

 Furnace, for poudrette, . 



of. 



G. 



(p. 33, 35) 



(p. 150) 

 (p. 156) 



SEcnox. 

 100, 101 

 . 115 



(p. 150) 



60 



61 



77 



98. 152 



(p. 150) 



(p. 171) 



Gadou, 



208 



