United States Department of Agriculture   <br/><br/>
Agricultural/biological vocabulary. Vol.I : categorized list  (Book) 

 - 1st ed. 
 - Washington, D.C.  United States Department of Agriculture  1967 
 - 395 p.  28 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Subject headings--Agriculture Subject headings--Biology
<br/><br/><label>Universal Decimal Class. No.: </label>63:57(038) UNI  / 5404