Ballou, F. H <br/><br/>
Stationary equipment for orchard spraying and the manufacture of home-made liquid line-sulfur  / 
F. H. Ballou 
 - Wooster, Ohio  :   Ohio Agr. Exp. Sta. 
 - 26 p. 
 - Ohio Agr. Exp. Sta. Bull.; 572 .
<br/><br/><label>LCCN: </label>203496 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aspersores  Calcio -- Efecto en plantas