Brown, Anthony William Aldrige <br/><br/>
Crop productivity ; research imperatives 

 - East Lansing :  Michigan Agricultural Experiment Station,  1975 
 - 399 p.  ; gráfs. 
<br/><br/><label>LCCN: </label>24885 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultura--Investigación.<br/>Cultivos--Rendimiento.
<br/><br/><label>Dewey Class. No.: </label>630.72  / B6