Zonneveld, I. S. <br/><br/>
Plant ecology in intergrated surveys of the natural environment /    
I. S. Zonneveld. 
 - 23 p;    23 cm. 
 - Publications of the ITC - UNESCO centre for interdrated surveys ;   .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Surveys.----Netherlands.----<br/>Plant ecology ----Netherlands.----