T 286 - 
GREEN PEACH APHID (ifetts 2*£sicae Sulz.) 
Wisconsin A. A. Granovsky (August 1?'): This pest is moreaataaia&nt than 
Macro siphum solanifolii in Door County* 
POTATO LEAFHOPPER ( Empoasc a mali LeB.) 
New York S. 77. Pierce (August IS) : This pest can "be found in most fields 
of potatoes in Ontario County and hopperburn injury is quite 
evident;, t 
K« E» Paine (August IS): This pest is causing considerable injury 
in Chautauqua County, 
Wisconsin S. 3. Stacker (September 15): This insect caused less injury this 
year than a t any time since 1917* I n the southern counties 
potatoes remained green until the middle of August, one month later 
than last year. There was some damage in commercial districts 
of the northern sections but less than usual, 
NORTHERN TOBACCO HORNWORM ( Phle^ethontius qui nquemacul ata Haw. ) 
Wisconsin S. 3. Fracker (September 15) : This pest is injurious in a few 
fields in Dunn, Waupaca, and probably other counties. 
CAB3AGE 
II :F OPTED CABBAGEWORM (Pontia raoac L») 
New York R« F. Illig (August S): Over the whole of Wayne County. (August l6): 
The imported cabbageworm is present in 90 per cent of the plantings 
at Sodus . 
Wisconsin A, A. Granovsky (August 2£) : Among other cabbage insects the most 
injurious this year was the imported cabbageworm. In many gardens 
the cabbage" lee?/ es were completely stripped. This is probably the 
most important cabbage pest we have in the part of the State around 
Sturgeon Bay* 
CABBAGE APHID ( Previc o ryns brassicae L. ) 
Hew York W. D. Mills (August IS) : One field of cabbage in Nassau ; County 
was found infested with the cabbage aphid early this week. 
Wisconsin A. A. Granovsky (August 26): Next in Importance after the imported 
cabbageworm is the cabbage aphid in this region (SimrgcnnTBay) 
on cruciferous crops, especially cabbage. It is quite common in all 
gardens, doing considjrablc damage to the plants, although that 
damage is net conspicuous as is the case with many aphids. 
