Barnes, M. M <br/><br/>
Use of new materials for control of insects and mites on apples and pears in Southern California  / 
M. M. Barnes 
 - California  :   Citrus Experiment Station 
 - 6 p. 
 - California. Citrus Exp. Sta. New Letter; 34 .
<br/><br/><label>LCCN: </label>202179 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Manzana -- Plagas  Pera -- Plagas  Control de plagas