870 



THE FRUIT INDUSTRY ix XEW YORK STATE 



speck/' the name describing the disease. These troubles are more 

 common in wet seasons, and during the season just past the sooty 

 blotch has been very prevalent in Xew York State. The fruit is 

 not destroyed nor rotted in any way, although there is no doubt 

 that the presence of the fungus on the surface mars the appear- 



.FiG. 245. FLYSPECK TYPE OF .SOOTY BLOTCH 



ance of the fruit and so depreciates its value. It should be con- 

 trolled to a large degree by the later scab spraying described 

 above for wet seasons. 



FIRE BLIGHT 



This is a bacterial disease caused by Bacillus amylovorus. See 

 article by M. F. Barrus on Pear Diseases, Part II of this bulletin. 

 The fact as to cause and control therein set forth apply equally 

 to this disease as it manifests itself on the apple, especially on 

 young trees. 



