AGRICULTURAL INDEX 



867 



Soil fertility — Illinois — Continued 



Clover situation in central Illinois. R. C. 



Bishop, il O Judd Farmer 60:3 P 12 '16 

 Dead wheat and soil fertility. O Judd Farmer 



60:10 My 20 '16 

 Illinois svstem of permanent fertility. C. G. 



Hopkins. Hoard's D 50:820 Ja 14 '16; Same. 



Wallaces' F 41:218 F 11 '16; Same cond. 



Green's Fruit Grower 36:8 Mr '16 

 Illinois system of soil fertility from the stand- 

 point of the practical farmer; Phosphates 



and honesty. B. Leo; C. G. Hopkins. Ill Ag 



Exp C 186:3-31 '16 

 More data on Illinois soils, il map O Judd 



Farmer 61:10 Jl 1 '16 

 Need 40 million tons of limestone. C. C. 



Logan. O Judd Farmer 60:11 F 26 '16 

 Soil fertility questions; opportunity in south- 

 ern Illinois. C. G. Hopkins. O Judd Farmer 



65:71, 91, 111, 127 Jl 27-Ag 17 '18 

 Soil improvement in Clinton county. A. R. 



Weed. O Judd Farmer 65:48 Jl 20 '18 

 Some experiments in improving worn soils; 



with discussion. G: Roberts, il 111 Farmers 



Inst Rep 1917:35-51 '17 

 Summary of Illinois soil investigations. C. G. 



Hopkins and others, il maps 111 Ag Exp B 



193:451-84 '16 

 Why Illinois produces only half a crop. C. G. 



Hopkins. Ill Farmers Inst Rep 1917:22-35 



'17; Same. Ill Ag Exp C 193:1-16 '17 



Indiana 



Indiana soils need phosphates. A. T. Wiancko 



and S. C. Jones, il Ind Ag Exp C 79:1-7 



'18; Summary. Hoard's D 55:1031 Jl 12 '18; 



Abstract. Rural N Y 77:642 My 4 '18 

 Lime and fertilizer needs of Indiana soils. 



S. D. Conner, il maps Ind Ag Exp C 66:1- 



19 '17 

 Summaries of soil fertility investigations. 



A. T. Wiancko and S. C. Jones. Ind Ag Exp 



B 198:1-20 '17 



Iowa 



Soil work at the Iowa station. H. A. Wallace. 

 Wallaces' F 41:1405 O 27 "16 



Kansas 



Soil fertility, il maps Kan Ag Exp B 220:1-40 



'18 



Kentucky 

 National treatment for Kentucky soils. G: 



Roberts, il Ky Ag Dept Rep 1916-1917:401-8 



'18 



Nebraska 

 Loess soils of the Nebraska portion of the 

 transition region: the relative rawness of 

 the subsoils. F: J. Alway and others, bibliog 

 il map Soil Sci 3:9-35 Ja '17 



New Jersey 



Report of the extension specialist in soil fer- 

 tility and agronomy. J. B. R. Dickey. N J 

 Ag Exp Rep 1916:267-71 '17 



New York 



Depleted soils of New York and their econom- 

 ical restoration. F: Mac Nair. 32p '16 

 F: MacNair, 218 William st, Elmira, N.Y. 



Fertility problem. .1. B. Barl^er. N Y Farms 

 & Markets Dept Ag B 105:188-207 Mr '18 



North Carolina 



Report on coastal plain soils, particularly with 

 reference to their nature, plant-food re- 

 quirements, and suitability for different 

 crops. C. B. Williams and others, il N C 

 Ag Dept B v 39:1-175 My '18 



North Dakota 

 Soil fertility in North Daliota. T. P. Cooper. 

 Breeder's Gaz 71:775 Ap 12 '17 



Ohio 



County experiment farms in Ohio; annual 

 reports for 1916 and 1917. il Ohio Ag Exp 

 B 323:243-486 '18 



Soil tests at Ohio state university. Am Flor 

 45:1296 Ja 1 '16 



Pennsylvania 

 Economic use of lime on Pennsylvania soils. 



J. W. White, il Penn State F 10:167-9 N '17 

 Improving run-down soil. Ohio F 140:475 N 24 



'17 



Southern states 

 Fire is ruining many a farm in South. T. 



Butler. Prog F 31:495 Ap 8 '16 

 How to get rich lands. Prog F 32:33, 64, 94, 



128, 174, 209, 251, 282, 321, 352, 384, 418, 

 437, 470, 506, 532, 559, 584, 606, 630, 651, 675, 

 694, 714, 746, 756, 791, 798, 835, 841, 858, 880, 

 903. 923, 943, 968, 993. 1013, 1030, 1069, 1092, 

 1123, 1146, 1181, 1208, 1237, 1258, 1283, 1340 Ja 

 13-D 8, 22 '17 



Virginia 



In old Virginia. L. Ogilvy. Breeder's Gaz 72: 

 983 N 29 '17 



West Virginia 

 Livestock and soil fertility. W. H. Tomhave. 

 W Va Ag Dept B 30:11-15 '17 



Soil fungi 



Biological changes in soil during storage. 

 F. E. Allison, bibliog Soil Sci 3:37-62 Ja '17 



Effect of soil reaction on ammonification by 

 certain soil fungi. N: Kopeloff. bibliog il 

 Soil Sci 1:541-74 Je '16 



Environmental factors influencing the activity 

 of soil fungi. D: A. Coleman, bibliog Soil 

 Sci 2:1-65 Jl '16 



Fungous flora of pine seed beds. A. E. Rath- 

 bun, bibliog Phyt 8:469-83 S '18 



Fungous flora of Texas soils. F: C. Werken- 

 thin. Phyt 6:241-53 Je '16 



Green vitriol (ferrous sulphate) as a preven- 

 tive of take-all. G. P. Darnell-Smith. Ag 

 Gaz of New South Wales 27:134 F '16 



Iinportance of mold action in the soil. S. A. 

 Waksman. bibliog Soil Sci 6:137-55 Ag '18 



Incubation studies with soil fungi. S. A. 

 Waksman and R. C. Cook. Soil Sci 1:275-84 

 Mr '16 



Inoculation and incubation of soil fungi. N: 

 Kopeloff. bibliog Soil Sci 1:381-403 Ap '16 



Is there any fungus flora of the soil? S. A. 

 Waksman. bibliog Soil Sci 3:565-89 Je '17 



Microscopic study of bacteria and fungi in 

 soil. H. J. Coim. N Y State Ag Exp Tech 

 B 64:1-20 '18 



New method of separating fungi from proto- 

 zoa and bacteria. N. Kopeloff and others. 

 Bot Gaz 61:247-50 Mr '16 



Soil fungi and their activities. S. A. Waks- 

 man. bibliog il Soil Sci 2:103-56 Ag '16 



Soil fungi in relation to diseases of the Irish 

 potato in southern Idaho. O. A. Pratt, bib- 

 liog il J Ag Research 13:73-100 Ap 8 '18 



Some bacteriological studies on agar agar. 

 C. R. Fellers, bibliog il Soil Sci 2:255-90 S 

 '16 



Studies of the correlation between the produc- 

 tion of carbon dioxide and the accumulation 

 of ammonia by soil organisms. J. R. Neller. 

 bibliog il Soil Sci 5:225-41 Mr '18 

 See also Actinomycetes 



Soil gases 

 Composition of the soil gases. I. W. Leather. 

 Int R Sci & Prac Ag 7,no 3:339-40 Mr '16 



Soil inoculation 



Alfalfa in eastern Iowa. G. R. Bliss, il Coun- 

 try Gent 81:97 Ja 15 '16 



Alfalfa more profitable than wheat. F. D. 

 Baldwin, il O Judd Farmer 63:3 Ag 18 '17 



Alfalfa seed production and inoculation. Ag 

 Gaz of Canada 3:336-40 Ap '16 



Bacteria needed in soil to promote leguminous 

 crops. Weeklv N L 6:4 O 16 '18; Same. Coop 

 Manager & F 8:70 D '18 



Cross inoculation of legumes. J. L. Kraker. 

 Country Gent 81:112 Ja 15 '16 



Effect of different methods of inoculation on 

 the vield and protein content of alfalfa and 

 sweet clover. A. C. Arny and R. W. That- 

 cher. Am Soc Agron J 9:127-37 Mr '17 



Effect of inoculation, fertilizer treatment and 

 certain minerals on the yield, composition 

 and nodule formation of soybeans. C. R. 

 Fellers, bibliog il Soil Sci 6:81-129 Ag '18 



