Proceedings 

 - The Hague :  International Society for Horticultural Science,  1975 
 - 263 p.  ; gráfs. 
 - Acta Horticulturae  ; 52 .
 - Acta Horticulturae  ; 52 .
<br/><br/><label>LCCN: </label>57357 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cultivos.<br/>Horticultura.
<br/><br/><label>Dewey Class. No.: </label>635  / S92 1973