Gilbertson, G. I. <br/><br/>
The wheat-stem maggot  / 
G. I. Gilbertsom 
 - Brookings, South Dakota  :   Agricultural Experiment Station 
 - 28 p. 
 - Dakota. Agr. Exp. Sta. Bull; 217 .
<br/><br/><label>LCCN: </label>203189 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Meromyza americana  Trigo -- Plagas