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C ABB AGE MAGGOT ( Hvlemvia brassicae B ouche) 
W. D. Mills (May 26): This insect is causing considerable injury on 
early cabbage in the field in Nassau County. Attempts on a large 
scale have been made to reduce the amount in fields already infested 
by applying corrosive sublimate with a cart and hand-pressure tank. 
(June 2) : Toe injury from the cabbage maggot is becoming evident 
in u^.iiy fields of early cabbage. Kohl-rabi ana cauliflower are also 
heavily infested. Many growers who used tar and sand were attempt- 
ing to check the amount of maggot injury by an application of corrosive 
sublimate during the past week. 
E. W. Pierce (May 26): Maggot flies have been commonly observed in 
Ontario County, but they do not seem to be as abundant as they have 
been the pact two years. (June 8): Maggots were first noticed on 
June 8. Those observed were evidently several days old. (June 15): 
Flies are abundant, and maggots have been working on the roots for 
the last 10 days . 
R. G. Palmer (June.15): This pest is not severe so far in Monroe 
County . 
R, F. Illig (June 16): The cabbage maggot in Wayne County is serious 
in seed beds which were not protected from the flies. 
CABBAGE AFHID ( Brevicorvne brassicae L.) 
R. H. Clark (June ll) : Cabbage aphids are bad on cabbage and 
radishes at Tomahawk. 
Chas . C. Compton (June 13): At Chicago an acre field of early cabbage 
was found very heavily infested with the cabbage aphid, resulting in 
the death of many plants that had begun to head. Other fields in 
the vicinity are but slightly infested at this date. 
M. H. Swenk (June 15): Heavy injury to cabbage plants by this pe& 
was reported in certain fields in Buffalo County during the first few 
days in June. 
STRIPED FLEA-BEETLE ( Phvllotreta vittata Fab.) 
E. W. Pierce (May 28): The striped flea-beetle is causing serious 
injury in many cabbage seed beds in Ontario County. 
R. G. Palmer (June 15): This insect is abundant on cabbage in Monroe 
County. 
WESTERN FLEA-BEETLE ( Phvllotreta pus ilia Horn) 
Claude Wakeland (May 26): Severe injury has been done to cabbage 
and cauliflower seedlings in the field at Parma and in cold frames. 
Early radishes are badly damaged. The pest is much more abundant 
than last season. 
