Hockensmith Roy D. Ed. <br/><br/>
Water and agriculture    A symposium presented at t    

 -  1960 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Dewey Class. No.: </label>J:5:52z7, K0