Some technical Aspect: Agricultural Problems (3) <br/><br/>
Some technical Aspect: Agricultural Problems (3) 

 -  Vitnames Studies  1971 
 - 286p.  ill;,19cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Some technical Aspect: Agricultural Problems (3)
<br/><br/><label>Dewey Class. No.: </label>630.9597 Som