Ernst Hafliger, Basel <br/><br/>
Monocot Weeds 3/  monocot weeds excluding grasses 

 - Switzerland  CIBA-GEIGY Ltd.Basle  1982 
 -  132p.;clr pic.;ill. 
<br/><br/><label>Universal Decimal Class. No.: </label>632.51  / DOA