FIG. 2. BROWN EOT OF APPLES. Two mummied apples as found on the 

 trees in winter. The mummies should be removed as they are 

 permeated with the fungus which will develop spores and thus bring 

 about the infection of the new apples in summer. 



I 



Fin. 3. BROWN ROT OF APPLES. Fruiting spur, from a tree of 

 Lord Derby, bearing pustules of the same fungus. 



