1919] 



r.M. . oi 



980 



Soil — Continued. Page. 



bacteriology, ■todies, N.J 120 



biology studies, aitrogea deter 



mlnatlon iu 711 



chemistry, studies, N.J i-"> 



colloids, relation to plowsole 417 



erosion, coast, Bpartins for 530 



erosion In [owa, Iowa 717 



erosion, prevention, U.S.D.A 188 



fertility experiments, standardi- 

 sation 823 



fertility Investigations, Mont -ii'.i 



fertility Investigations, Okla cu-i 



fertility investigations, Wash__ 71'.> 



fertility work In India 825 



fertility work In Kansas. Cans. 319 



fungi, activity 122, 818, 721 



fungi in a forest nursery 852 



fungi, pathogenic, control 717 



Inoculation — 



with Azotobacter 832 



with Azotobacter, Iowa 617 



{Bee also Legumes, inocula- 

 tion.) 

 moisture as affected by organic 



matter 811 



moisture as affected by tillage 



methods, Wash 719 



moisture content, effect on 



growth of barley 219 



moisture, effect on acidity 816 



moisture of surface foot, effect 



on nitrification, Wash 719 



moisture under different crop- 

 ping systems, Mont 429 



moisture, onfree, and heat of 



wetting, relation, Mich 20 



organisms as affected by carbon 



dlsulphid and toluol 513 



organisms, culture media for, 



Ind 



organisms, proteolytic activi- 

 ties 721 



protozoa as reduction index 214 



reaction as affected by lime 124 



reaction, relation to weed 



growth 832 



"sicknesses" In Netherlands — 819 

 solution as related to growth 



Of barley IMS 



solution, studies 718 



SOlUtiOn, Studies. M|eh 512 



solutions, membrane for study- 

 ing 718 



specialists, training 800 



suspensions, layer formation in- 820 

 temperature factor, evalua- 

 tion 180, 128 



Soil survey iu 



Alabama, Lowndes Co., s.i>..\ 318 

 Alabama, Monroe Co., I .S.I > A tin 



Alaska. Kenai Peninsula region. 



U.S.D.A 



California, Lower San Joaquin 



Valley, D.S.D.A 118 



Indiana, Porter Co., D.S.D.A__. 420 

 Iowa, Clay Co., U.S.D.A 216 



Soil survey in — Continued. !•••.*••. 



lo tine Co., Iowa 216 



Iowa, Pottawattamie Co., Iowa 216 



Mlnnc -ot.,. a I l I '.A -17 



Mississippi, Covington Co., I 



I».A 



Missouri, B Co., U.B.D~A_ 1 18 



X. !'.\ -i:; 



Nebraska, Waj a 



North Carolina, Cleveland I 



D.8.D.A 420 



North Carolina. Halifax I 



U.S.Ii.A "17 



North Carolina, Stanly Co., I 



I '.A -J 17 



Ohio, Marion Co., D.S.D.A 217 



Ohio, Miami Co., I BJD.A 119 



Oklahoma, Payne Co., D.S.D.A 420 

 Pennsylvania, Clearfield I 



U.S.D.A 



South Carolina, Berkeley Co., 



C.s.D.A mi 



Tennessee. Shell, y Co., l.S.H.A- 814 



Texas, Bell Co., U.S.D.A 120 



"Vermont, Windsor Co., 0.8.D.A- 814 

 Wisconsin, Door Co., U.S.D.A-- 120 



Wisconsin, Milwaukee Co., I 



1 1 a 120 



Soils- 

 absorption and coagulation iu__ 21 "2 

 add, manganese in, AlaJ 

 add, nitrification and bacterial 



eon tent 



alkali. {Sec Alkali.) 



as affected by alfalfa 



as affected by alfalfa, Kans 819 



as affected by alfalfa, Wash 719 



as affected by manganese, N.Y. 



Cornell 



as affect.-d by plant residues 



and sugars 121 



bacterial activity as affected by 



osmotic pre 722 



bacterial activity as affected by 



plants . 



bacteriologic tests 



bacterlo- toxins, oonperalsten 28 



Bact'i-ium \octis-viaco*um in 214 



biochemical pn 516 



bog and moss, fertilizer experi- 

 ments 188 



bog and DM and 



root growth iu 211 



carbon dioxld treatment 



■ rbon dioxld treatmei t, Ind 



i bemicaJ i ritei I luctivltj 120 



ehlorin al sorption 



copper determination in 



cranberry, limed, Azotobacter In. '-1 \ 

 cultivated, nitrate reduction ln_ 319 



in 



DtKalb, fertiliser experiments— 

 I'eKalb, fertilizer experlmei 



Pa 



■ 1 termination of Carbon and car- 



bonates in 308 



