Proceedings: the 18th Asian-Pacific Weed Science Society Conference, Beijing, P. R. China, May 28 -June 2, 2001. 
 18th Asian-Pacific Weed Science Society Conference.  Proceedings. 

 - Beijing :  Standards press of China,  2001. 
 - 2 v. :  ill. ;  29 cm. 
<br/><br/> Gift 
<br/><br/>Includes bibliographical references and indexes 
<br/><br/><label>ISBN: </label>7506624583 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Herbicides--Congresses.<br/>Weeds--Control--Congresses