8Q GARDEN FOES, 



a good deal of harm to the foHage and fruit of apple trees. 

 The fungus first attacks the leaves, its presence being 

 indicated by roundiish black spots on the under and upper 

 surfaces. The spots eventually increase in size, coalesce, 

 and form i^atches. In due course the fungus spreads tg 

 the fruit, causing these to become spotted and cracked, 



APPLE AND PEAR SCAB DISEASE. 

 Tho dark spots on the apple and leaf illustrated are caused by Fusieladiuui 

 dendriti(niui, and those on the pear hy Fusieladiuni i)iiinuni. 

 (From Board of Agriculture Leaflet.) 



and utterly useless for sale. \YhL'n the disease is very 

 rife it destroys the foliage as well as the fruit. 



Remedies. — (1) All diseased fruit should be burnt, not 

 given to pigs or thrown on the manure heap. Similarly 

 in autumn, leaves that have fallen from infected trees 

 should be gathered and burnt. Fallen fruit and leaves 

 contain the mycelium of the fungus, and this is liable to 

 convey the disease to other trees unless destroyed. (2) 



