METHODS OF SOIL MANAGEMENT 135 



REFERENCES 



"Principles of Soil Management." Lyon and Fippin. 



"Crops and Methods of Soil Improvement." Agee. 



"Soils." Fletcher. 



"The Soil." Hall. 



"Soils." Burkett. 



Michigan Expt. Station Bulletin 273. "Utilization of Muck Lands." 



Missouri Expt. Station Circular 78. "Control of Soil Washing." 



U. S. Dept. of Agriculture Bulletin 180. "Soil Erosion in the South." 



