Wildermuth, V. L. <br/><br/>
Chalcid control in alfalfa-seed production  / 
by V. L. Wildermuth 
 - Washington  :   Department of Agriculture 
 - 14 p. 
 - EUA. Dep. of Agri. Farmers'bull.; 1642 .
<br/><br/><label>LCCN: </label>203988 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Alfalfa -- Plagas  Control de plagas