Pammel, L. H. <br/><br/>
Notes on eradication of weeds, with experiments made in 1907 and 1908  / 
I. H. Pammel, Charlotte M. King 
 - Iowa  :   Experiment Station 
 - p. 265-300 
 - Iowa. Agri. Exp. Sta., Bull.; 105 .
<br/><br/><label>LCCN: </label>201993 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Malas hierbas -- Control