Index 



Soils — Continued 



Acid digestion of — 



effects of presence of few drops of nitric acid in (Thompson). 

 1895. p. 49 



vessels for (Kedzie). 1893. p. 82 



Acidity on upland or naturally well drained, report on necessity 



of tests for ( Wheeler). ' 1895. p. 45 



Action of oxalic acid upon (Kastle and others). 1894. p. 53... 

 Arable — 



moisture content of, electrical method of determining (Whit- 

 ney and others). 1897 



nitrification of (Deherain). 189(5. i)p.353,491 



Artificial plant food, reciuirements of (Kilgore). 1902. p. 73... 



Black, of Russia ((irandeau). 1872. p. 501 



Composition of, some points on, summary and conclusion (Lawes 



and Gilbert). 1886. p. 25 



Cotton cultivation and ( Whitney ) . 1896. p. 143 



Crop production and ( Whitney) . 1894. p. 129 



Crops and, note on, 1892-98 ( Abbe) . p. 16 



Cultivation of, by irrigation, 1891 ( Hinton ) 



Deficiencies in, pot experiment to test field observations concern- 

 ing (Hartwell). 1901. p. 73 ... 



Different, ammonium sulphate and cotton-seed meal in, nitrifica- 

 tion of ( Withers and Fraps) . 1902. p. 36 



Dry and moist, capillary movement of water in (Briggs and Lap- 

 ham). 1902. p. 19 



Electrical resistance of, effect of water and soluble salts on 



(AVhitney and Means). 1897 



Evaporation of water from, salts as influencing rate of (Briggs). 



1900. p. 184 



Exhaustion and abandonment of, testimony of INlilton Whitney 



before Industrial Commission. 1901 



Features of, that should be recognized in all plat work ( Whitney). 



1891. p. 91 



Ferments important in agriculture (Wiley). 1895. p. 69 



Fertility of — 



humus in its relation to (Snyder) . 1895. p. 131 



influence of different systems of farming on. p. 9 



loss of, in drainage water. 1898. p. 4 



maintenance of . 1901. p. 5 



restoration of. 1897. p. 686 



Fertilization of, as affecting orange, in health and disease (Web- 

 ber). 1894. p. 193 



Field, moisture in. 1896 



Forest clearing and cultivation, effect on (Fulton). 1899. p. 89. 



same (Salisbury). 1899. p. 91 



Growing various crops on, effect of. 1897. p. 684 



Humus in, importance of maintaining a supply of. 

 Inoculation for leguminous i^lants (May and Beal) 

 Investigation of. See Soil survey. 

 Liming of — 



from a physiological standpoint ( Loew) . 1901 



reporton (Wheeler). 1898 



Mechanical analysis of — 



methods of. '1896 



some necessary modifications in methods of, as applied to 



alkali soils (Briggs). 1900. p. 173 



Moisture in — 



conserving and economizing. 1899. p. 5 



determination by electrical method ( Gardner) . 1898 



electrical instruments for determining (Briggs). 1899 



influence of salt and similar substances on ( Beal ) . 1900. p. 5 . 



mechahics of ( Briggs) 



notes on, in 1898. p. 652 



record of amount of water contained in soils during — 



May, 1895 



June, 1895 



?;*as;sIfi('alSoii no. 



A7.3:47 

 A7.3:38 



1898. 

 1901. 



p. 5.. 



p. 7. 



A7.3:47 

 A7.3:43 



A26.3:6 

 A10.6:6 

 A 10. 3:1 15 

 A27.9:10 



A7.3:10 

 A10.3:33 

 Al. 10:894 

 A29.6:28 

 A15.2:Ir7 



A7.3:62 



A7.3:67 



A26.3:19 



A26.3:8 



A1.8:64 



A1.8:70 



A10.3:7 

 Al. 10:895 



Al. 10:895 

 A1.9:87 

 A1.9:73 

 Al. 9:144 

 Al. 10:897 



Al. 10:894 



A26.3:4 



A29.3:24 



A29.3:24 



Al. 10:897 



A1.9:78 



Al. 9:124 



A19.3:l 

 A1.9:77 



A26.3:4 



A1.8:64 



A1.9:87 



A26.3:12 



A26.3:15 



Al. 9:114 



A26.3:10 



A1.10:898 



A26.3:l 

 A26.3:2 



030 



