Weaver J E <br/><br/>
Root development of field crops 

 - 1 
 - New York       McGraw Hill         1926 
 - xii,291p.  cm. 
 - McGraw Hill publications in the botanical sciences .
<br/><br/><label>Standard No.: </label>52346 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Dewey Class. No.: </label>J,3:5, F6