INDEX. 



127 



Fattening animal, growth of, 100 



Fatty parts of animals, 61, 65, 66 



Fatty-matters in plants, 6 



Feme oxide, 19 



Fertility of soil, 20 



Fir, composition of, 39 



Flavour of food, 94 



Foods, 71—94 



Foods, composition of, 71 



— constituents, 65 



— ' digestible part, 80 

 Force-producing values of food, 91 

 Forest, action of, 6 

 Forest growth, 44 



Geese, food experiments, 88 

 Gelatinoids, 61 

 Germination, 10 

 Grains, composition of, 72 



— manure produced by, 114 

 Gravel, 18 



Green clover, composition of, 72 

 Green crops, 51 

 Green manure, 52, 53 

 Green part of plants, 5, 6 

 Ground phosphates, 30 

 Growth, force used in, 98 

 Guano, 27 

 Gypsum, 32 



Hay crop, composition of, 4, 74 

 Hay, digestion of, 82 

 Heat-producing vtUue of food, 90, 92 

 High-manuring, effect of, 75 

 Homy matter, 61 

 Horses, food experiments, 86 

 Humus, 14 



Inorganic constituents, 3 

 Iron in soils, 19 



Leaves, function of, 4—7 



Leguminous crops, composition of, 42 



Lime, 15, 32 



Linseed-cake, 72 



Losses to the land, 56—58 



Luxuriance of growth, 75 



Maize, composition of, 72 

 lilalt dust, composition of, 72 



Mangels, composition of, 39, 72 



Manures, 23—36 



Manure, adaptation of to crops, 45 



— for cereal crops, 40 



— for leguminous crops, 43 



— for meadow hay, 41 



— in foods, 109, 114 

 Marl, 32 



Meadow-gr-ass constituents, 4, 72 

 Meadow hay, composition of, 38, 41, 



72 

 Metals in plants, 3 

 Milk, 117 



— composition of, 63, 96 



— produce of, 107 

 Minerals in plants, 2 



Natural vegetation, 23 

 Nitrate of ammonium, 28 



— of sodium, 28 

 Nitric acid produced in tillage, 51 

 Nitrification, 17 



Nitrogen consumed and voided, HI 

 Nitrogen in soils, 17 

 Non-albuminoids in food, 92 

 Nutrition, processes of, 64 



Oats, composition of, 38, 72 

 Oil, effect on digestibility, 84 

 Oilcake, produce of manure, 114 

 Organic constituents, 3 

 Ox, composition of, 62, 63 

 Oxen, excrement of, 113 

 Oxidation in plants, 6 



Pease, composition of, 72 

 Percentage growth of animals, 102 

 Perennial crops, 12 

 Phosphates ground, 30 

 Phosphoric acid, 8, 10, 19 



— — in soils, 17 



Pigs, composition of, 62, 63 



— food experiments, 87, 105 

 Pine, composition of, 39 

 Plant development, 11, 12 



— food, sources of, 13 — 22 



— growth, 1—12 

 Potash, 8, 10 



— in soils, 17 



— manure, 47 

 Potassium salts, 33 



Potatoes, composition of, 39, 72, 92 



