Problems of humid tropical regions.   

 - Paris ,     1958. 
 - 102p. :    ill., maps, diagr., tables ;    27 cm. 
 - UNESCO. Humid tropics research.   .
<br/><br/>  In French and English. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture ----Tropics.----<br/>Ecology ----Tropics.----<br/>Natural history ----Tropics.----