Kirby, Celia. <br/><br/>
The hormone weedkillers ; a short history of their discovery and development 

 - Croydon :  British Crop Protection Council,  1980 
 - 55 p. 
<br/><br/><label>LCCN: </label>27856 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Herbicidas.<br/>Malas hierbas--Control.<br/>Plantas--Crecimiento--Aditivos.