CURRANT AND GOOSEBERRY DISEASES. 107 



inula No. 23). (2) All fallen leaves should be gathered 

 and burnt. 



Gooseberry Black Knot (Plowrightia ribesiae). — 

 According to Leaflet Xo. 213, published by the Board of 

 Agriculture, the above fungus attacks the stems of the 

 gooseberry and currant, causing first the wilting and 

 yellowing of the leaves, an<l then the development of 



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GOOSEBERRY LEAF CLUSTER CUP DISEASE. 

 Fig. 1, Leaf with orange spots thereon ; 2, Fruit attaeked by the diseape. Other 

 fig-nres ehow the details of the fuuijns. 



(From Board of Atrrienlture Leaflet.) 



warty nodules, after which the affected branch usually 

 dies. Insect infestation is probably the initial cause, the 

 fungus making an after-attack. 



Remedy. — The onl\' one is to cut off and burn all in- 

 fected growths. 



Gooseberry " Die-Back " Disease (^Sciero- 

 tinia or Botrytis). — A fungoid disease which occasion- 

 ally attacks the gooseberry, causing some of the branches 



