Webster, F.M. <br/><br/>
The hessian fly in Ohio in 1899 and 1900  / 
by F. M. Webster 
 - 9 p. 
 - Diptera; 1 .
<br/><br/> Sobreetiro de: Ohio Agri. Exp. Sta. bulletin; 119, 1900. Encuadernado con: Key to gall midges (A resume of studies I-VII, itonididae) / by Ephraím Porter Felt.                                               70-220 
<br/><br/><label>LCCN: </label>201328 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dipteros -- Colecciones de escritos  Hessian Flies
<br/><br/><label>Dewey Class. No.: </label>PA-C 595.77 D5