1280 



EXPERIMENT STATION RECORD. 



Nitrate of soda— Continued. Page. 



effect on soils 717, 719 



U.S.D.A 14 



toxic compounds 1019 



efflciency on rice soils 1121 



fall application 926 



fertilizing value. . . 19, 219, 221, 227, 228, 320, 327, 

 423, 424, 628, 638, 641, 721, 

 723, 826, 925, 1123, 1138 



.Ua.Canebrake 1133, 1134 



Ind 625 



Kans 134 



Mass 226 



Minn 939 



N.J 1018,1038 



N.Y.Comell 326 



Tex -, 941 



U.S.D.A 823 



on trees 847 



statistics 123 



Nitrates — 



Chilean, statistics 722,1022 



cost of production 322 



determination 307 



fertilizing value 322 



formation in the soil, N.C 122 



production in South America 1124 



relation to phanerogamic parasites 632 



treatise 524 



Nitric acid- 

 detection 109 



determination 109, 705 



in soils 110,409 



water and sewage 614 



effect on activity of yeast '. 127 



soil carbonates, U.S.D.A 819 



formation in soils 518 



lime, and water, equilibrium 221 



manufacture 124, 322, 929, 1125 



Nitrification in soils ; 624,923 



investigations 119,320,520,524 



N.C 1134 



N.J 1017 



review of literature 1019 



Nitrifjdng organisms, coloring 506 



notes, N.C 122 



Nitrites, fertilizing value 825 



formation in the soil. N.C 122 



Nitroculture, effect on nitrogen content of 



soils 1120 



preparation and use 528 



Nitrogen- 

 absorption by soils, U.S.D.A 1119 



ammonia, efficiency in soils 123 



movement in nature 19 



and oxygen mixtures as affected by elec- 

 tricity 1125 



assimilation by plants 127, 1128 



atmospheric — 



assimilation liy fimgi 425 



combustion 629,630 



fixation 123, 322, 



423, 420, 518, 519, 520, 630, 722, 1023 



N.J 1017 



U.S.D.A 217 



bibliography 519 



by leaves 520 



plants 127,1120 



Nitrogen— Continued. Page, 



atmospheric— continued. 



oxidation by electricity 524 



utilization 19, 1023, 1124 



atomic weights 208, 610 



availabihty in green manures 319 



circulation as affected bj' micro-organ- 

 isms 822 



compoimds, manufacture 18 



determination 109, 912 



apparatus for... 9,211,615,1111 



in nitrates 506, 1008 



pickling solutions 1108 



soils 911 



water '. 411 



methods 295 



effect on flour, Minn 942 



grapes 145 



olive oil 509 



plant growth, N.Y.Comell 325 



structure 835 



elementary, combustion 321 



equilibrium in animal body 768 



excretion as affected by breathing 262 



diet 561 



in fever 64 



fertilizing value 626 



fixation as affected by fertiUzers 624 



by calcium carbid 722, 723 



discussion 710 



investigations 217, 318 



N.J 829 



U.S.D.A 217 



review of literature 1019 



fixing bacteria, notes 720 



studies. . . . 120, 518, 519, 624, 924 



free, effect on animal metabolism 462 



lime, composition and value 1125 



fertilizing value 19, 424, 522, 723, 



825,826,926,1020,1123 

 as affected by fer- 

 tilizers 724 



loss from fertilizers 928 



manure, prevention 637 



metabolism 864, 865 



as affected by asparagin.1167, 1168 

 molasses, Md. 363 



determination 407 



during starvation 670 



in men 361 



nitric, determination 705 



efficiency in soils 123 



of soils, ammonification, N,J 623 



availability 119 



increase in 407 



zein 705 



organic, determination in sewage 209 



in Hawaiian soils, Hawaii 492 



oxidation experiments • 722 



recovery from manure 522 



Nitrogenous — 



compounds, manufacture 124, 1022 



constituents of hay, nutritive value 169 



fertilizers — 



atmospheric, bibliography 124 



availability of nitrogen in, N.J 626 



comparison 19, 123, 124, 219, 



220, 320, 424, 522, 628, 721 . 723 



