INDEX 



329 



Food value, of malt, 261. 



Of sewage-irrigated grass, 261. 

 Foods, for stock, 240. 

 Manure value of, 254. 

 Required by fattening animals, 248. 

 Frankland, analyses of drainage waters, 



19, 20, 237. 



Fungoid disease as affected by manur- 

 ing, 102, 126, 165. 



G 



Garden clover plot, 145. 

 Geescroft field, 92, 134. 

 Geology of Rothamsted soils, 24. 

 Glucose in mangolds, 115. 

 Grain, ratio of, to straw, 55, 84, 87. 



Stability of composition, 62. 



Weight of barley, 84. 



Weight of oat, 93. 



Weight of wheat, 55. 

 Grasses, separation of, 154. 

 Grass land, experiments on, 150. 



Signs of impoverishment, 154. 



H 



Hay, experiments on, 150. 

 Haymaking, losses during, 266. 

 Hellriegel and Wilfarth, 11. 

 High farming, 46. 

 Holcus lanatus, 162, 173. 

 Hoos field, 62, 70, 95, 141. 

 Humus, 39, 63, 198. 



Value in growing mangolds, 97. 



Value of, in grass land, 165. 



Lathyrus pratensis, 137, 159, 179. 

 Lawes, description of Rothamsted soil, 



24. 



Origin of Rothamsted experiments, 4. 

 Leaf and root, proportion of, in man- 

 golds and sugar-beet, 112, 129. 

 Proportion of, in turnips, 119. 

 Leguminosse, fixation of nitrogen by, 



11, 133, 143, 159, 210. 

 Leguminous crops, will not grow con- 

 tinuously, 133, 145. 

 Effect of mineral manures on, 197. 



Leguminous crops continued. 



Grown in rotation, 194. 



Injuriously affected by nitrogenous 



manures, 198. 



Leguminous plants in grass land, 159. 

 Leontodon hispidus, 154, 160, 181. 

 Liebig, theory of animal nutrition, 241 



Theory of plant nutrition, 2, 14, 33. 

 Lime, effect of, on grass land, 167. 

 Little Hoos field, 9. 

 Lotus corniculatus, 154, 159, 177. 

 Lucerne, 8, 141. 



Effect on succeeding crops, 144. 



M 



Magnesium salts in manure, effect of, 



48, 105. 

 In Soil, 27. 

 Maintenance of yield without manure, 



36,65,72,154, 192. 

 Maize for silage, 266. 

 Malt as food, 261. 

 Malting, losses during, 262. 

 Mangolds, cannot draw upon the nitro- 

 gen of the air, 99. 

 Composition of, 115. 

 Dependence on farmyard manure, 97. 

 Grown continuously, 95, 96. 

 Value of potash for, 115. 

 Manure value of foods, 254. 

 Manures, composition of, as used at 



Rothamsted, 34. 

 Used for wheat plots, 34. 

 Manurial constituents gained or lost by 



the land, 209. 

 Mechanical analysis of Rothamsted soils, 



26. 

 Medicago lupulina, on rotation plots, 



198. 



Weed on wheat plots, 38. 

 Meteorological observations, 15. 

 Mill products of wheat, 268. 

 Mineral manures, 5, 8. 

 Effect of, on barley, 80. 

 Effect of, on crops in rotation, 196. 

 Effect of, on grass land, 158. 

 Effect of, on leguminous crops, 197. 

 Effect of, on mangolds, 103. 

 Effect of, on potatoes, 124. 



