266 



INDEX 



Insoluble phosphates, 27, 181, 186, 

 229 



phosphate unit price, 195 

 Intensive farming, 215 

 Iodine in superphosphate, 148 

 lonization, 6 

 Ions in soil water, 7 

 Iron, chemical cast, 140 



in rock phosphates, 30 



in slag, 124 



in sulphate of ammonia, 87, 88 



oxide in superphosphates, 138, 

 139, 148 



oxide purifiers, 54, 86, 90 



potash catalyst, 91 

 Ironac, 140 

 Italian manufacture of fertilizers, 156 



phosphates, 31 



potash, 41 



JAPANESE bittern, 42 

 potash, 76 

 ava phosphate, 28 

 odlbauer, 178 

 ohnson, 8, 21, 257 

 ones, 159 



KAINITE, 40, 168, 169 



use of, 218 



Keeping quality of roots, 10 

 "Kellaway, 191 

 Kentish hop manure, 75 

 Kerosene, 251, 254 

 Kestner, 46 

 Kew, 8 



Kilburn Scott, 97 

 Knecht, 60 

 Knox, 104 

 Konig, 31 

 Kosseir phosphate, 38, 156 



LABOUR and fertilizers, 215 



and superphosphate, 149 

 Lactose as a nitrogen fixer, 80 

 Lancashire potato manure, 220 

 Lands hard to plough, 210 

 Land in good heart, 233 



policy and fertilizers, 237 

 Lanolin, 75 



Latrine deodorizers, 248 

 Law of diminishing returns, 1 88 

 Lawes, 1, 13, 21, 82, 127 

 Lead acetate, use of, 244 



arsenate, 243, 248 



lined mixer, 138 



pipes, 133 



sheets, 133, 159 

 Leaden chambers, 159 



chambers in action, 129 



Leaf development by fertilizers, 19 

 Leather, 19 



manure, 115 

 Leaves, action of, 2 

 Leblanc process, 66, 169, 171 

 Leguminosae and nitrogen fixation, 



81 



Leguminous crops, fertilizers for, 

 205, 220 



crops for nitrogen fixation, 80, 226 

 Leucine, 176 

 Liebig, 37 

 Light soils, 207 

 Lime, 43, 70, 204 



and potatoes, 219 



and soil, 6 



causticizing waste, 67 



comparison of different kinds, 

 45, 69 



for soils, 47 



for turnips, 218 



from acetylene plant, 56 



from ammonia still, 85 



in rock phosphates, 30 



in slag, 123, 159 



kilns, 43 



mud, 68 



sulphur washes, 246, 248 



use of, 114, 208, 209, 212 

 Limestone, 27, 43, 66 



soils, 201, 212 

 Linde nitrogen plant, 77 

 Liquid air, 77 

 Liver of sulphur, 247 

 Livesey scrubber, 49 

 Lixiviation of phosphates, 28 

 Loam soils, 201, 207 

 Local alkalinity in ammonia satu- 



rator, 87 



Lodging, causes of, 10 

 Long, 125, 258 

 Long winters, 212 

 Loss of fertilizers by drainage, 207 

 Louis, 46, 65 



Low grade caliche, utilization of, 

 96 



grade superphosphate, 194 



temperature carbonization, 51, 53, 



57, 59 



Lucerne, 221 

 Lumsden, 172 

 Lunge, 60 

 Luxor, 156 

 Lysine, 176 



MACDONALD, 258 

 Magnesia in phosphates, 31 



on wheat, influence of, 8 



use of, 18, 21 



