WRITINGS 



1904 Soil Treatment for Peaty Swamp Lands, Including Reference to Sand 



and "Alkali" Soils. ///. Agr. Exp. Sta. Bui. 93. 

 Nitrogen Bacteria and Legumes. ///. Agr. Exp. Sta. Bui. 94. 

 Soil Fertility Experiments. Univ. of III. Agr. College Ext. Circ., 



Form 6. 

 Reading Course in Soil Fertility. Univ. of III. Agr. College Ext. Circ., 



Form 9. 

 Some Possibilities of Soil Improvement in Illinois. Report III. Farmers' 



Inst., vol. 9, p. 115. 



The Present Status of Soil Investigation. Science, n.s., vol. 19, p. 626. 

 Factors in Crop Production with Special Reference to Plant Food. 



Ohio State Ed. Agr., 59th Ann. Rpt., p. 370. 



1905 Soil Treatment for the Lower Illinois Glaciation. (With J. E. Read- 



himer) ///. Agr. Exp. Sta. Bui. 99. 



Directions for the Breeding of Corn Including Methods for the Pre- 

 vention of Inbreeding. (With Louie H. Smith and Edward M. 



East) ///. Agr. Exp. Sta. Bui. 100. 



Factors in Crop Production with Special Reference to Permanent Agri- 

 culture in Illinois. ///. Agr. Exp. Sta. Circ. 87. Also Rpt. III. 



Farmers' Inst., vol. 10, p. 148. 



Soil Improvement for the Illinois Corn Belt. ///. Agr. Exp. Sta. Circ. 96. 

 Soil Treatment for Wheat on the Poorer Lands of the Illinois Wheat 



Belt. ///. Agr. Exp. Sta. Circ. 97. 

 The "Gist" of Four Years' Soil Investigation in the Illinois Wheat 



Belt. (With J. H. Pettit and J. E. Readhimer) ///. Agr. Exp. 



Sta. Circ. 99. 

 The "Gist" of Four Years' Soil Investigations in the Illinois Corn 



Belt. (With J. H. Pettit and J. E. Readhimer) ///. Agr. Exp. Sta. 



Circ. 100. 

 Experiments in Corn Breeding. Proc. Amer. Breeders' Assoc., vol. 1, 



p. 65. 

 Inbreeding of Corn and Methods of Prevention. Proc. Amer. Breeders' 



Assoc., vol. 1, p. 147. 

 Report on Soils. Proc. 21st Ann. Con. of A. O. A. C. t 1904, U. S. Dept. 



Agr., Div. Chem. Bui. 90, p. 170. 



1906 Science and Sense in the Inoculation of Legumes. ///. Agr. Exp. Sta. 



Circ. 86. 



The Duty of Chemistry to Agriculture. ///. Agr. Exp. Sta. Circ. 105. 

 Address (Title not given). Rpt. III. Farmers' Inst., vol. 11, p. 55. 

 Soil Fertility and Permanent Agriculture. Proc. 19th Ann. Con. Amer. 



Colleges and Experiment Stations, U. S. D. A., Office of Exp. Sta. 



Bui. 164, p. 134. 

 Report on Soils. Proc. 22d Ann. Con. of A. O. A. C., 1905, U. S. Dept. 



Agr., Div. Chem. Bui. 99, p. 109. 

 Comparative Value of Steamed Bone Meal and Finely Ground Natural 



Rock Phosphate. Proc. 22d Ann. Con. of A. O. A. C., 1905, U. S. 



Dept. Agr., Div. Chem. Bui. 99, p. 110. 



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