Biology and ecology of weeds 
edited by W. Holzner and M. Numata 
 - The Hague  W. Junk  1982 
 - ix, 461p. ill. 26cm 
 - Geobotany  2 .
<br/><br/>Includes index 
<br/><br/><label>LCCN: </label>81-20893 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Weeds<br/>Weeds--Ecology