Butler, O <br/><br/>
Spray solutions and the control of apple scab  / 
O. Butler and W. L. Doran 
 - Durham, N. H.  :   Agricultural Experiment Station 
 - 15 p. 
 - New Hampshire Agri. Exp. Sta. Technical Bulletin; 36 .
<br/><br/><label>LCCN: </label>202214 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aspersión  Manzana -- Enfermedades