Walker, J. O. <br/><br/>
Spraying systems for the 1980s  : proceedings of a symposiu,m 

 - Croydon :  British Crop Protection Council,  1980 
 - 319 p.  : ilus. ; gráfs. 
 - Monograph  ; 24 .
 - Monograph  ; 24 .
<br/><br/><label>LCCN: </label>51108 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aspersores.<br/>Pesticidas--Aplicación.
<br/><br/><label>Dewey Class. No.: </label>632.94  / W6