Zukovskij, P M <br/><br/>
Cultivated plants and their wild relatives  

 - England:   Commowelath Agricultural Bureaux,   1962 
 - 107p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture 
<br/><br/><label>Subjects--Index Terms: </label>Rubber  Fibre  
<br/><br/><label>Universal Decimal Class. No.: </label>633/635   / K2