Abbott, W.S. <br/><br/>
Effectiveness against the San Jose scale of the dry substitutes for liquid lime-sulphur / 
by W.S. Abbott, Julian J. Culver and W.J. Morgan 
 - Washington,D.C. :   Department of agriculture, 1926 
 - 27 p. 
<br/><br/><label>LCCN: </label>199137