Bear Firman E <br/><br/>
Hunger sings in crops 

 - Washington  American society of agronomy        1951 
 - xvi,390p.  cm. 
<br/><br/><label>Standard No.: </label>52441 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Crops<br/>Agriculture
<br/><br/><label>Dewey Class. No.: </label>J:461, J1-;1