15] Düngung. 441 



106. Schreiner, Oswald and Skiiiner, J. S. Lawn soils. (ßull. ßur. of 

 Soils, No. 75 (191 1|.) 



107. Schreiner, Oswald and Shorey, Edmund, €. Soil or^anic matter 

 as materiaj. for biochemical inv estigation. (Journ. Franklin Instit., 

 CLXXI [1911], p. 295.) 



108. Schreiner, Oswald and Skinner, J. J. The toxic action of organic 

 compouds as modified by fertilizer salts. (Science, XXXIII [1911], 

 p. 340.) 



109. Schreiner, Oswald and Shorey, Edmund €. Paraffin hydrocarbons 

 in soils. (Journ. Am. Chem. Soc, XXXIII [1911], p. 81.) 



110. Shorey, E. C. and Lathrop, E. C. Methoxyl in soil organic 

 matter. (Journ. Am. Ohem. Soc, XXXIII [1911], p. 75-78.) 



111. Shorey, Edmund C, The isolation of Creatinine from soils 

 (Science, XXX, No. 340 [1911].) 



112. Sullivan, M. X. and Reid, F. R. The oxidative and catalytic 

 powers of soils and subsoils. (Science, XXXIII [1911], p. 339.) 



113. Sullivan, M. X. Biochemical factors in soil. (Science, XXXIII 

 [1911], p. 543.) 



114. SuUivau, M. X. and Reid, F. R. Oxidation in soils. (Journ. of 

 Indu.str. and Engin. Chem., III [1911], p. 25-30.) 



115. True, (J. H. Soil evaporation. (Nevada Sta. Bull., 73V2. 32 pp., 

 Kxp. Stat. Rec, 1911, XXV, p. 823. 



116. Vibrans, 0. Über den Verlust des Ackerbodens an Nähr- 

 stoffen durch die Vegetation. (Bl. f. Zuckerrübenbau, 1911, p. 121.) 



117. Whitney, Wilton. The use of soils cast of the Great Plains 

 region. (Bull. Bur. of Soils, No. 78, 292 pp., 1 PL [map.] 16 fig.) 



4. Düngung. 

 Allgemeines. 



118. Becker, D. J. Erübrigt sich für Wässerungswiesen eine 

 besondere Düngung? (lUustr. landw. Ztg., 1910, p. 890 u. 1911, p. 8.) 



Ref. i. Jahrb. ü. neuere Erfahr, a. d. Geb. d. Weidewirtsch. u. d. Futterb., 

 I, 1913, p. 221. 



119. Bonnmann, Th. Anleitung zum zweckmässigen Gebrauch 

 der Hand eisdünge mittel. Verlag Neumann, Neudamm, 1911. 



120. Brase. Starke Kali- und Stickstoffdüngung — üppige 

 Lupinen! (D. Ernähr, d. Pflanze, Mitt. d. Kalisynd., 1911, VII, No. 5. p. 41.j 



121. Cameron, Frank K. The theoretical basis for the use of 

 commercial fertilizers. (Journ. Industr. and Engineer. Chemistry, III, 

 1911, No. 3.) 



122. Gross, W. Melasse als Düngemittel. (Monatshefte f. Landw. 

 1911, p. 1187.) 



123. Eichinger, A. ÜberWeidedüngungsv ersuche inWestusam bara. 

 (Der Pflanzer, 1911, VII, p. 698.) 



124. Fraps, G. S. Cooperative fertilizer experiments with corn, 

 cotton, rice, cauliflower, peanuts, onions, tomatoes, and potatoes 

 1908 — 1910. (Texas Sta. BuU. 138, p. 6.) 



Exp. Stat. Rec, 1911, XXV, p. 627. 



