Roulund, Hans. <br/><br/>
Mass propagation of improved material (1) / 
Hans Roulund and Kirs ten Olesen. 
 - Copenhagen :  Danida Forest Seed Centre,  1992. 
 - 13 p. ;  30 cm. 
 - Lectre note ;   D-7 .
<br/><br/>Includes bibliographical references (p.11-3) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trees-- Propagation.
<br/><br/><label>Dewey Class. No.: </label>634.9 ROU