UNITED STATES DEPARTMENT OF AGRICULTURE 

 MISCELLANEOUS PUBLICATION No. 168 



WASHINGTON, D.C. NOVEMBER 1933 



MARKET DISEASES 

 OF FRUITS AND VEGETABLES 



APPLES, PEARS, QUINCES 



By 

 DEAN H. ROSE 



Senior Physiologist 



CHARLES BROOKS 



Principal Pathologist 



D. F. FISHER 



Principal Horticulturist 

 and 



C. O. BRATLEY 



Associate Pathologist 



Division of Fruit and Vegetable Crops and Diseases 



Bureau of Plant Industry 



For sale by the Superintendent of Documents, Washington, D.C Price 40 



