Plant ecology :   proceedings of the Montpellier symposium=Ecologie vegetale : actes du colloque de Montpellier. 

 - Paris ,     1955. 
 - 124p. :    ill. ;    27 cm. 
 - Arid zone research ;   5. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant ecology--------<br/>Arid regions.--------