Gopal, Brij <br/><br/>
Water-hyacinth: the most trouble some weed of the world  Brij Gopal, K.P. Sharma. 

 - Delhi  Hindasia Publishers  1981 
 - viii, (B-85) 128p., ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural pests Botany, Economic  Herbicides. 
<br/><br/><label>Dewey Class. No.: </label>582.53,  / G52W