Smith, J. Russell  1874-1966. <br/><br/>
Tree crops :  a permanent agriculture / 
J. Russell Smith. 
 - Washington, D.C. :  Island Press,  [1987], c1950. 
 - xiv, 408 p. :  ill. ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0933280440 (pbk.) :  $19.95 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tree crops.<br/>Tree crops--United States.
<br/><br/><label>Dewey Class. No.: </label>634.5  / SMT 1987