226 



MANUAL OF FRUIT DISEASES 



LEAF-SPOT 

 Caused by Mycosphcerella Grossularice (Fr.) Lind. 



This leaf-spot disease of gooseberry (Fig. 58) is the same as 

 that found on the currant. It prevails to some extent in 



America wherever 

 the host is grown, 

 having been re- 

 ported from at least 

 ten states over the 

 northern half of the 

 United States. It 

 is probably most 

 important in Ohio, 

 New York and 

 Iowa, where defo- 



. 58. Gooseberry leaf-spot. 



Ration of affected gooseberries may be more extensive than of 

 the currant. This may take place before maturation of the 

 fruit, in which case the berries wither and are rendered worth- 

 less. Native gooseberries are injured more than other varie- 

 ties ; this is true in New York at least. 



The control of this trouble is said to be accomplished with 

 more ease than in the case of the same disease on currants. 

 For the schedule of remedial measures, see Currant, page 205. 



REFERENCES 



Selby, A. D. A brief handbook of the diseases of cultivated plants 



in Ohio. Gooseberry leaf-spot. Ohio Agr. Exp. Sta. Bui. 214 : 



398. 1910. 

 Beach, S. A. Gooseberries. Diseases. Leaf-spot. New York 



(Geneva) Agr. Exp. Sta. Bui. 114 : 43-44. 1897. 

 Kirk, T. W. Report of biologist. Gooseberry rust, or gooseberry 



leaf -spot (Septoria Ribes). New Zealand Agr. Dept. Rept. 7: 



229. 1899. 

 Kirk, T. W. Gooseberry rust, or leaf-spot. Roy. Hort. Soc. Journ. 



25 : 143-145. 1901. 

 (See references under Currant, page 205.) 



