John A. Widtsoe <br/><br/>
Dry farming for sustainable agriculture 
 dry farming 
John A. Widtsoe 
 - India.  Agrobios India  2005. 
 - 361 P. 
<br/><br/><label>ISBN: </label>81-7754-230-3 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Agriculture
<br/><br/><label>Dewey Class. No.: </label>631.586