INDEX OF SUBJECTS. 



1281 



Page. 



Soil improvement, C'lui 120 



Wis 1034 



inoculation — 



experiments 319, .534, 916 



Ky 31 



N.J 30 



U.S.D.A o33 



foralfuUa, Ohio 1039 



Tex 617 



leguminous plants 723, 916 



Can 120 



N.Y. State 820,821 



Wis 232,1038 



soy beans 1122 



vetch, Miss 435 



notes, Okla 29G 



investigations, wire-basket method, 



U.S.D.A 12 



moisture — 



as affected by cover crops, Nebr. . . 145 



crops 318 



tent shelter, Pa 211 



U.S.D.A 819 



conservation 318, 426, 781 



Can 117 



U.S.D.A 532 



determinations, Del 1036 



N. Dak 1033 



discussion 11 



effect on gennination of seeds 329 



protein content of wheat, 



N. Mex 10 



relation to tillage. Can 1037 



studies 13 



U.S.D.A 820 



pots, balance for weighing, N. J 15 



sterilization — 



Ohio 648 



R. 1 1125 



U.S.D.A 194 



effect on bacterial content, Mass . . 222 

 gennination of seeds. 



Mass 221 



plants 542 



wheat, N. Dak 1054 



survey field book, U.S.D.A 317 



in Louisiana, La 996 



temperatures in Alaska. I'.S.D.A 214 



Norway..... 318 



Prologh Mountains... 533 



studies 727 



test with fertilizers, plan, Pa 217 



Soiling crops cost of production, N. .7 31 



feeding value 232 



for cows. Miss 1159 



N.J 30 



notes, Ind 1039 



U.S.D.A 230 



Soils, absorption of alkaline carbonates by. 215 

 absorptive properties as affected by 



lime concretions 1024 



acid, determination .327 



fertilizer requirements. Wis .... 1024 



improvement, Oreg 718 



tests, Oreg 717 



Page. 

 Soils, aeration, relation to gennination (if 



seeds. Mass 221 



alkali, effect of flooding on 819 



investigations 532 



of India. r(>clamation 214 



Po Valley 215 



the United States, U.S.D.A. 317 



reclamation, U.S.D.A 118 



treatment 186, 216 



alkaline compounds in 427 



analyses 10, 40. 139, 146, 317, 10.30 



Can 120 



Ky 114,913 



Mass 220 



N. Mex - 10 



W. Va 20 



Wis 213, 1025 



unification of terms for 415 



as affected by cover crops, Nebr 145 



irrigation sediments, 



\t\7, 428 



lime nitrogen 823 



sii It water 427 



bacteria in 16, 1028 



Del 1027 



bacteriological — 



investigations 1023 



methods 120,720 



review of 1104 



banana, of Jamaica, analj'ses 13 



bare, nitrogen content 16 



buntersandstein, studies 532 



Bureau of, report on statements rela- 

 tive to, U.S.D.A 915 



cacao, of Africa, analyses 532 



carbon bisulphid treatment ,533 



dioxid in 1024 



changes in, due to earthworms 533 



charting in Italy 13 



clay, as affected by colloids 616 



cultivated, mineral constituents 12 



denitriflcation in. . 215, 322, 429, 622, 1025, 1108 



differences in 53? 



effect of bacteria on nitric acid in . . . 215, 428 



esparcet, lime content 14 



evaporation and drainage from .... 617,881 



of ammonia from 916 



extraction 116 



fallow, investigations 819 



fertilizer requirements .321, 921 



N.J 14 



for greenhouses, drying, Ohio 1046 



forest, humus in 916 



formation 12. 186, .531 



impoverishment by rainfall 317 



irrigated, rise of alkali in, U.S.D. .V . . . 483 

 lime content as affected by nitroge- 

 nous fertilizers, Ila- 



waii 719 



effect on lime in plants. 117 



liming 117.217 



Md 718 



X. .T 31 



loss of nitrogen from 322, 622 



Minn 119 



