Patch, Edith M. <br/><br/>
Wooly aphid of elm and juneberry (scheoneura american in part of authors  / 
by Edith M. Patch 
 - Orono, Me. :   University of Maine. Agricultural Experiment station 
 - 198-204 p. 
 - Aphidae; 10 (Bulletin; 241) .
<br/><br/> Encuadernado con otros impresos similares 
<br/><br/><label>LCCN: </label>207180 
<br/><br/><label>Subjects--Topical Terms: </label><br/>-- Afididos -- Colecciones de escritos -- Olmo -- plagas
<br/><br/><label>Dewey Class. No.: </label>PA-C 595.752 A6