No. 6. DEPARTMENT OF AGRICULTURE. 385 



84. Hellriegel: Tagebl. d. 59 Versamml. deut. Naturf u. Aertze 



in Berlin, 188G. 



85. Beyerinck: Botanisclie Zeitung Bd. 46, 1888. 

 86-88. Sec Storer, Agiiculture, II, 1897, 89. 



89. Nobbe-Hiltner-Schmid: Landwirtsch, Versuclisstationen XLV, 



1895, 1-27. 



90. Atwater and Woods: Connecticut (Storrs) Ag. Expt. Sta. Re- 



port. 1892, 17-22. 



91. Halsted: Proc. Soc. Prom. Agr. Sci. 1897, 77-81. 



92. Lane: N. J. Ag. Expt. Sta. Keport 1899, 200-1. 



93. Hlltner: Die Landwirtlisch Versuclisstationen XLVI, 153. 



94. Lotsy: U. S. Dept. Agriculture, office of Experiment Stations, 



Bull. XVIII, 1894. 



95. Noble-Hiltner: Landwirthscli Versuchsstationen, 45 (1894), 



155-59. 



96. See No. 85. 



97. Voelcker: Jour. Soc. Chem. Industry, XV, 1896, 767-75. 



98. See No. 89. 



99. Nobbe-Hiltner: Centralblatt f. Bakteriologic 2 te. Abt. VI, 1900, 



449-57. 



100. Salfeld: See Storer Agriculture TI, 1897, 105. 



101. Fruwirth: Deut. landw. Presse XVIII, 1891, 127; 1892, 6, 14, 15; 



1893, 171. 



Bot. Centralbl. 57 (1894) 25-26. 



102. Schmittor: Inaugural Dissertation, Heidelberg; abs. in Bot. 



Centralbl. 57 (1894), 25-26. 



103. Otis: iDdustralist, Kas. Ag. College, XXIV, 1898, 363-78. 



104. See Storer Agriculture III, 1897, 111-19. 



105. Winogradskv: Arch. Sci. Biol., I, 1895, 297-,52 Abs. Jour. Cliem. 



Soc. 1895, 283-4. 



25—6—1902 



