The Occurrence and Treatment of Bark-Eating Caterpillars and Borers  /Memorandum No. 1 
Indian Tea Association 
 - Jorhat  Tocklai Experimental Station  1938 
 - 4p 
<br/><br/>27th May, 1938 
<br/><br/><label>Dewey Class. No.: </label>633.72