Cooley, R. A <br/><br/>
Grassshopper control in Montana  / 
by R. A. Cooley, J. R. Parker and H. L. Seamans 
 - Bozeman, Montana  :   Agricultural Experiment Station 
 - p. 120-147 
 - Montana. Agri. Exp. Sta., Circular; 76 .
<br/><br/><label>LCCN: </label>202196 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chapulines  Control de plagas