INDEX 



515 



PACE 



Bacteria, decomposition of cellu- 

 lose 405 



Decomposition of mineral matter403 

 Decomposition of nitrogenous 



organic matter 407 



Decomposition of non-nitrogen- 

 ous organic matter 404 



Decomposition of starch 405 



Distribution 396 



Effect of drainage on 244 



Relation to organic matter. 361, 401 

 Relation to oxygen in the soil. .399 

 Relation to temperature. 400, 450 



Relation to soil acidity 401 



Relation to soil moisture 399 



Soil, functions 403 



Bacteria, nitrification produced by 412 



Nitrobaeter 413 



Nitro-bacteria 412 



Nitrogen fixing 429 



Nitrosococcus 412 



Nitrosomonas 412 



Nitrous ferments 413 



Numbers in the soil 397 



Relation to nodules on roots. . .423 



Symbiotic relation 423 



Y and T forms 426 



Bartlett, determination of expan- 

 sion of rock 20 



Bases, substitution in the soil. . . .297 



Basic slag 337 



Basins, filter, for drainage 263 



Biological processes, relation to 



soil temperature 448 



Biological enemies in soil, as fac- 

 tors in plant growth 1 



Black alkali 309 



Bobb, sediment carried by chief 



rivers 26 



Bone phosphate 335 



Tankage 335 



Brands of fertilizers 343 



Briggs, amount of water moved by 



soils 1S7 



Figures on capillary movement. 1S1 



Figures on surface tension 160 



Buckingham, amount of water 



moved by soil 188 



Diffusion of soil moisture 1S9 



Calcium, as plant-food element . . 3 

 Calcium carbonate, effect on ab- 

 sorption 300 



PACE 



Calcium carbonate, reasons for de- 

 termination 272 



Calcium cyanamid 328 



Application to soil 330 



Composition of 330 



Manufacture of 329 



Calcium nitrate 331 



Composition of 332 



Manufacture of 331 



Calcium salts as amendments . . . .348 



Carbonate, effect on soil 352 



Effect on plant diseases 30 



Effect on soil bacteria 348 



Effect on tilth 348 



Effect on toxic substances 3C0 



Forms used on soil 351 



Liberation of plant food 349 



Oxide, effect on soil 352 



Water-slaked 352 



Calculation, of apparent specific 



gravity 96 



Number of particles 81 



Porosity 92 



1/ Surface area 83 



Cameron, soil moisture and physi- 

 cal properties 156 



Campbell, sub-surface packer 212 



Capacity of soil for water 136 



Capillarity affected by dampness 



of particles 175 



Organic matter 153 



Temperature and solution 1 73 



Capillary efficiency of soil 185 



Capillary efficiency determined by 



texture 180 



Maximum 172 



Capillary movement, affected by 



friction 1 72 



Affected by oily substances. . . . 183 



And surface tension 182 



Effect of structure 182 



Extent and rate of 1 73 



Horizontally 184 



In damp and dry soil 180 



In dry soil 1 76 



Influenced by fertilizers 182 



Measurement of 1 75 



Modified by gravity 183 



Of water 169 



Under cloth tent 215 



Capillary water, character and 



amount of 144 



Distribution affected by gravity. 148 



