Ashton, Floyd M., <br/><br/>
Mode of action of herbicides / 
By f. m. ashton and a. s. crafts. 
 - 504 páginas 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Herbicidas
<br/><br/><label>LC Class. No.: </label>SB951.4  / A83