,  <br/><br/>
Science in Farming   The Yearbook of Agriculture 1943-1947 

 - Washington  U.S.D.A  1947 
 - 944p 
<br/><br/> includes index and biblioraphy 
<br/><br/><label>ISBN: </label> 300 
<br/><br/><label>Dewey Class. No.: </label>Q74  / SCI271