Walker, John Charls. <br/><br/>
Diseases of vegetable crops / 
J C Walker. 
 - New York;  toronto:   McGraw-Hill,   1952. 
 - ix, 529 p.:  illus.   24 cm. 
 - McGraw-Hill publications in the agricultural sciences. .
<br/><br/>Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Vegetables -- Diseases and pests. <br/>Légumes -- Maladies et fléaux.<br/>Hortalizas -- Enfermedades y plagas.
<br/><br/><label>Dewey Class. No.: </label>632.9  / WAD 1952