Environmental and biological control of photosynthesis :  proceeding of a conference held at the'Limburgs Universitair Centrum', Diepenbeek, Belgium, 26-30 August 1974 / 
edited by R. Marcelle 
 - The Hague :  W. Junk,  1975 
 - 408 p. :  ill. ;  22 cm. 
<br/><br/> 'Sponsored by Het Ministerie van Nationale Opvoeding ... et al.' 
<br/><br/>Includes bibliographies references and indexes 
<br/><br/><label>ISBN: </label>9061931797 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Photosynthesis--Regulation--Congresses<br/>Crassulacean acid metabolism--Congresses