Wellman, Frederick L. <br/><br/>
Tropical American plant disease  neotropical phytopathology problems/ 
Frederick L. Wellman. 
 - Metuchen, N.J.  Scarecrow Press  1972 
 - 989 p. :   ill. ;   23 cm. 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>081080459X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant diseases--Tropics<br/>Tropics--Plant disease