Gossard, H. A <br/><br/>
Orchard bark beetles and pin hole borers  / 
by H. A. Gossard 
 - Wooster, Ohio  :   Agricultural Experiment Station 
 - 16 p. 
 - Ohio Agri. Exp. Sta. Circular; 140 .
<br/><br/><label>LCCN: </label>203481 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Scolytus rugulosus  Fruta -- Plagas