Symposium on plant-water relations in arid and semi-arid conditions 

 - Paris  published  by the united nation Educational Scientific and Cultn  1960 
 - 382p.  28cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Xerophytes
<br/><br/><label>LC Class. No.: </label>QK922.S9