Gangstad, Edward O. <br/><br/>
Weed control methods for river basin management 

 - Palm Lakes :  Fla., CRC.,  1978 
 - 229 p.  : ilus. 
<br/><br/><label>LCCN: </label>71889 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Malas hierbas acuáticas--Control.
<br/><br/><label>Dewey Class. No.: </label>632.58  / G35