1232 



EXPKIUMENT STATION KECOKD. 



Suil survey of G mud Forks iiroa. North 



Dakota, U. S. D. A ^58 



Hickory area. North Car- 

 olina, U. S. D. A ()58 



Howell County, Mo., U. S. 



D.A t>58 



Janesville area, Wiscon- 

 sin, U. S. D. A 658 



Lewiston area, Idaho, 



U.S. D.A 6.58 



Lower Arkansas Valley, 



Colorado, U. S. D.A... . 658 

 Lyons area, New York, U. 



S.D.A 658 



Movint Mitchell area, 



N<)rthCarolina,U.S.D.A. 658 

 Perry County, Ala., U. S. 



D.A- 658 



Posey County, Ind., U. S. 



D.A 658 



Smedes area, Mississippi, 



U.S. D.A - &58 



St. Clair County, 111., U. S. 



D.A 658 



Stuttgart area, Arkansas, 



U. S.D.A _ 658 



Tazewell County, m., U.S. 



D.A 658 



Toledo area, Ohio, U. S. 



D.A 658 



Trenton area. New Jersey, 



U.S. D.A 658 



Union County, Ky., U. S. 



D.A &58 



Vernon area, Texas, U. S. 



D.A..._ ._ 658 



Walla Walla area, Wash- 

 ington, U. S. D. A 658 



Wichita area, Kansas, U. S. 



D.A 658 



Yuma area, Arizona, U. S. 



D.A &58 



work in the United States . _ . 867 



surveys, methods _ 329, 330 



temperature as affected by methods 



of culture _ 654 



temperatures 23 



Can 23,1061 



Idaho 23 



Nebr 460 



at Manila _ 659 



effect on plants, U. S. 



D.A..., 560,564 

 root growth 

 of plants.- 651 

 observations, U. S. D. 



A 563 



tests with corn and potatoes. Mass . . 139 



text-book on 233 



Soiling crops for cows, N.J ." 183 



Wis 504 



notes, U. S. D.A. 937 



experiments with cows. Pa 998 



Soils, alkali, classification 22 



effect on plants -- - _ 22 



in South Africa 31 



Page. 



alkali, investigations, Cal 763 



irrigation and drainage 762 



Cal. 763 



methods of analysis 22, 433 



reclamation 21,859,1023 



U. S.D.A.... 459,859 



in Egypt 621 



U.S.D. 

 A.. 22,234 



studies 357 



treatment. 111 957 



washing _ 1061 



alkalinity in relation to growth of 



cereals 659 



analyses. . . 34, 326, 463, 570, 578, 750, 852, 1054 



Cal 761 



Can. 137 



Ky 852,105:3 



Mass 236,348,663 



S.Dak 237 



U. S. D. A 31,578,670 



Utah _ 655 



arable, nitrogen compounds in 233 



bacteria in .566, 661 



Kans 137 



N.Dak.. 161 



studies, Del 565,1060 



bacteriological analysis, Del 1059 



studies 8.59 



black, fertilizer experiments 858 



chemistry of, as related to crop 



production. _ 329,565,858 



chemistry of, as related to crop 



production, U. S.D.A 457,671 



classification 23 



composition as affected by rotation 



of crops, S. C 30 



denitrification in 24, 762 



diluvial, of Vendres, studies . _ 461 



drainage _ 521 



effect on composit-on of sugar 



beets, U. S. D. A 34 



exhaustion by sugar beets, Mich _ _ 36i 



causesof 565 



fertilizer reqiiirements 550 



Tenn 346 



fixation of nitrogen in 24 



flood-damaged, reclamation, U. S. 



D.A 1082 



treatment, Kans .. 958 



fungi in, N. Dak 161 



green sandstone, analyses _ 565 



greenhoiise, sterilizing, U. S. D. A. 937 



guide to scientific study 6.59 



humus, meadows on 573 



improvement 344,830 



by leguminous 



plants. Ill 955 



rotation of crops, 



R.I 144 



lime requirements 127, 564 



U.S. D.A 227 



liming 661,860 



IU-. 469 



N.J 183 



magnesia requirements, U. S. D.A. 227 



