549 
Closely allied to the fungus which causes pear-scab. 
(F. pyrinum),. i 
Some affected trees blossom most profusely, and hardly ever 
set their, fruit, or else, if these set and grow they often split 
and crack. 
Apple Scab (Fusicladium dendriticum, Eckl.) 
Remedies.—Preventive remedies are the best. Destroy affected 
leaves and worthless fruit by fire or otherwise. The disease winters 
partly in fallen diseased leaves where the spores or conidia develop 
into a higher or more complex form of fruit in which the sporidia 
or reproductive bodies are produced within asci and in the spring 
germinate and infect new leaves. Spray affected trees with Bor- 
