Farm Science Series 



Agricultural Engineering 



By J. B. Davidson, Iowa State College of 

 Agriculture and Mechanics Arts 



Field Crops 



By A D. Wilson, University of Minnesota 

 and C W. Warburton, U. S. Department of 

 Agriculture 



Beginnings in Animal Husbandry 



By C. S. Plumb, Ohio State University 



Soils and Soil Fertility 



By A. R. Whitson, University of Wisconsin 

 and H. L. Walster, University of Wisconsin 



Popular Fruit Growing 



By S. B. Green, University of Minnesota 



Vegetable Gardening 



By S. B. Green, University of Minnesota 

 (OTHER BOOKS IN PREPARATION) 



