BIBLIOGRAPHY 661 



BROWN, C. F. 



1909. Drainage of Irrigated Lands. U. S. Dept. Agr. 



F. B. 371. 

 BROWN, P. E. 



1913a. Farm Manures. Iowa Agr. Exp. Sta. Cir. 9. 

 1913b. Green Manuring and Soil Fertility. Iowa Agr. 



Expt. Sta. Cir. 10. 

 1914. The Fertility in Iowa Soils. Iowa Agr. Expt. Sta. 



Bui. 150. 

 BROWN, P. E., HOURI, F. B. AND SAR, M. E. 



1914. Soil Acidity and the Liming of Iowa Soils. Iowa Agr. 



Expt. Sta. Bui. 151. 

 BUFFUM, B. C. 



1909. Arid Agriculture. Published by the author. Wor- 

 land, Wyo. 



BURNETT, L. C. 



1912. Growing Winter Wheat in Iowa. Iowa Agr. Expt. 

 Sta. Bui. 133. 



BURR, W. W. 



1914. The Storage and Use of Soil Moisture. Nebr. Agr. 

 Expt. Sta. Res. Bui. 5. 



CALL, L. E. 



1913. Preparing Land for Wheat. Kan. Agr. Expt. Sta. 

 Bui. 185. 



1915. The Effect of Different Methods of Preparing a Seed 

 Bed for Winter Wheat upon Yield, Soil Moisture, and 

 Nitrates. Journ. Am. Soc. Agron. VI., pp. 249-259. 



CALL, L. E. AND HALLSTED, A. L. 



1915. The Relation of Moisture to Yield of Winter Wheat in 



Western Kansas. Kan. Agr. Expt. Sta. Bui. 206. 

 CARDIFF, I. D., WALLER, O. L., CARPENTER, H. V., OLSEN, G. 



A., SCHAFER, E. G. AND SHERMAN, A. L. 



1914. Report on Fires Occurring in Thrashing Separators 

 in Eastern Washington during the Summer of 1914. 

 Wash. Agr. Expt. Sta. Bui. 117. 



CARDON, P. V. 



1915. Tillage and Rotation Experiments at Nephi, Utah. 

 U. S. Dept. Agr. Bui. 157. 



CARLETON, M. A. 



1901. Successful Wheat Growing in Semi-arid Districts. 



Yearbook U. S. Dept. Agr. 1900, 529-542. 

 CHILCOTT, E. C. 



1910. A Study of Cultivation Methods and Crop Rotations 

 for the Great Plains Area. U. S. Bur. PL Ind. Bui. 187. 



