Plant propagators' society: combined proceedings Vol. 13    (Book) 

 - West Linn  Oregon  1951 
 - 327p.  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant propagation--Congresses
<br/><br/><label>Universal Decimal Class. No.: </label>631.53/34 PPS  / 2385