136 EXPERIMENT STATION RECORD. 



Nitrate of soda crisis in Chile and the guano trade in Peru (Fiihling's Landw. 

 Ztg., 47 {1898), No. 5, p. 195). 



Apparatus for grinding superphosphate (Ztsihr. Angew. Chem., 1898, No. IS, pp. 

 SOS, S04,fig. 1). 



Difference in action of muriate of potash and sulphate of potash (L'Engrais, 13 

 (1898), No. 13, pp. 300-302). — A popular summary of investigations on this subject. 



The use of potash salts, Maizikki.s (L'Engrais, 13 (189S), No. 17, pp. 395-397).— 

 Statistics of the production and distribution of the various Stassfurt salts, by 

 countries, 1893-1897. 



The use of salts of potash in agriculture (L'Engrais, 13 (1898), No. 18, pp. 420, 

 421). 



Analyses of licensed commercial fertilizers, F. W. Woll ( Wisconsin Sta. Bui. 

 66, pp. 7). — Analyses of five samples of fertilizing materials are reported, accompa- 

 nied by notes on the terms used in stating analyses and on valuation of fertilizers. 



Composition of commercial fertilizers, H. B. McDonnell kt al. (Mart/land Sta. 

 Bui. 52, pp. 49-105, fig. 1). — Tabulated analyses and valuations of 393 samples of 

 fertilizing materials examined during the period from August, 1897, to January, 

 1898; a list of fertilizers "licensed for sale in Maryland for the year ending Febru- 

 ary 1, 1898; and the text of the State fertilizer law. 



Commercial fertilizers, H. A. Huston and W. J. Jones, Jr. (Purdue University 

 Spec. Bui. May, 1898, pp. S). — General statements regarding the amount and char- 

 acter of fertilizers sold in Indiana during the past season, notes on valuations, and 

 tabulated analyses and valuations of 340 samples of fertilizing materials. 



Commercial fertilizers, B. H. Hue ( West Virginia Sta. Bui. 51, pp. 51-85). — This 

 bulletin includes tabulated analyses and valuations of 184 samples of fertilizers 

 examined during 1897, accompanied by notes on the nature and source of various 

 materials supplying phosphoric acid, potash, and nitrogen; and on humus, stim- 

 ulant fertilizers, home-mixing of fertilizers, valuation, and inspection of fertilizers. 

 The text of the State fertilizer law is given. 



Analyses of commercial fertilizers, B. W. Kilgore (Mississippi Sta. Bui. 48, 

 pp. 7). — Analyses and valuations of 39 samples of fertilizing materials are reported. 



Fertilizers, J. H. Stewart and B. H. Hite ( West Virginia Sta. Spec. Bui. May 1, 

 1898, p. 1). — Tabulated analyses and valuations of 144 samples of fertilizers reg- 

 istered in West Virginia during the period from January 1 to May 1, 1898. 



Inspection of commercial fertilizers, R. C. Kedzie (Michigan Sta. Rpt. 1896, 

 pp. 209-222).— A reprint of Bulletin 126 of the station (£. S. R., 7, p. 380). 



Manuring experiments, 1897 (Jour. Agr. and Lnd. South Australia, 1 (1898), No. 9, 

 pp. 680-687). — A report on cooperative fertilizer experiments. 



Fertilizer experiments conducted at Mustiala experiment station (Finland) 

 during 1894, A. Rindell (Landtor. St, jr. Meddel,, 1897, No. 20, pp. 1-30).— Includes 

 field trials with fertilizers for oats, examination and analyses of marsh soils, pot 

 experiments with different phosphates, and culture trials with potatoes. 



FIELD CROPS. 



Some experiments in corn raising, 0. D. Smith {Michigan Sta. 

 Bui. 154, pp. 259-288, dgms. 2). — This bulletin gives a report of the work 

 with the selection of seed, thickness of planting, and cultivation of 

 corn, and on the study of the relative value of the leaves, stalks, and 

 ears; the loss in the silo of corn cut at different stages of growth; and 

 the stage of growth when the crop contains the largest amount of 

 nutriment. The results are discussed and given in tables. 



In 1897 two plats were plauted to corn ; one with seed grown in 1895, 



