INDEX 



291 



Lawes and Gilbert. . .6, 102, 219 



Lawn fertilizers 228 



Leached ashes 183 



Leaching of manure 146 



Leather 126 



Leguminous crops, fertilizers 



for 226 



as manure 1 27 



nitrogen assimilations 



of 102-105 



Liebig 5, 6, 145, 216 



Liquid manure 136 



Lime, action on soils 189 



amount of,' in soils 188 

 amount removed in 



crops 188 



excessive use of 192 



fertilizers , 188 



indirect action of 190 



physical action of 189 



use of 192 



and acid soil 189 



and clover 190 



Loam soils 22 



Loss of fertility in grain farm- 

 ing 243 



Loss of humus 292 



nitrogen in, 119 



Losses from manures 146-7 



Magnesium compounds of 



soils 64 



salts as fertilizers . 193 



Mangels, fertilizers for 214 



Manure from cow 141 



hen 143 



hog 143 



horse 142 



sheep 142 



Manures, farm 131 



composition of 132 



Manures, composting of 149 



crop producing value. 139 

 direct application of. 151 



fermentation of 147 



influence of, on soil 



temperature 264 



on moisture 264 



influenced by foods.- 134 



leaching of 146 



liquid 136 



mixing of 144 



and soil water 37, 93 



use of 151, 154 



use of in rotation 235 



value of 158 



Manurial value of foods.... 138 



Manuring of crops. . 154 



pasture land 152 



Marl 191 



Mechanical analysis of soils. 15 

 condition of fertilizers. 200 

 Methods of farming, influ- 

 ence of, upon fertil- 

 ity 95 



Mica 53 



Micro-organisms and soil for- 

 mation 45, 49, 



Mixing manures 144 



Movement of water after 



rains 32 



Mulching 35 



Nitrate of soda '128 



Nitric nitrogen 128 



Nitrification 113 



conditions necessary 

 for 113 



and plowing 120 



Nitrogen, assimilation ..99, 102 



of clover plant 102, 105 



as plant food 97 



