92 DISEASES OF ECONOMIC PLANTS 



growing as compared with other rots. It is accompanied 

 by a bitter taste which is so pronounced as to injure cider 

 made from affected apples. The chief destruction follows 

 the harvest, though the disease is sometimes found in 

 fruit still upon the tree. 



The Rhode Island Greening, Fall Pippin, Fameuse, 



Fig. 36. — Pink rot (cephalotheciose) following scab. After Eustace. 



Maiden Blush, Tompkins King, and Twenty Ounce are 

 especially susceptible. 



Chief attention should be directed to the prevention of 

 the scab. In storage a dry house, well ventilated, kept 

 at 45° F. or below gives best rot resistance. 



Brown rot (Sclerotinia fructigena (Pers.) Schroet.). — 

 One of the most serious apple rots in Europe, this disease 

 is fortunately as yet less destructive in America, though 

 it is occasionally met with as one of the minor causes of 



