Isely, Duane. <br/><br/>
Weed identification and control in the North Central States / 
Duane Isely,illus by Frances Fenske. 
 - 2d ed. 
 - Ames :   Iowa State University Press,  c1960 
 - viii, 400 p. :  ill. ;  24 cm. 
<br/><br/>Bibliography: p. 383-386. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Weeds--Middle West.<br/>Weeds--Control.
<br/><br/><label>Dewey Class. No.: </label>632.580977  / ISW 1960