Close, C. P <br/><br/>
Third report on dust and liquid spraying  / 
C. P. Close 
 - Newark, Delaware  :   Agricultural Experiment Station 
 - 19 p. 
 - Delaware. Agri. Exp. Sta., Bull.; 76 .
<br/><br/><label>LCCN: </label>202078 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Insecticidas  Aspersión