Copyright, 1910 

 Bv W. A. HENRY 



Translated into Portuguese by F. M. Draenert, Sao Paulo, 

 Brazil, 1907. 



Translated into Russian under direction of Paul Dubrovsky, 

 editor of "Agriculture and Forestry", and published by the 

 Imperial Department of Agriculture, for the use of agricul- 

 tural schools and other institutions of the Department, St. 

 Petersburg, 1912. 



CANTWELL PRINTING CO. 

 MADISON, WIS. 



