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usual numbers in some parts of the Stated in fact, they are so abundant on 
some trees that food is scarce and disease is making an inroad. 
Delaware. L. A. Stearns (June 18): The first appearance of adults in New Castle 
County, in northern Delaware was noted on : June U. Disease is very preva- 
lent. 
New York. R, E. Horsey (June): These insects have completed their feeding and 
are crawling around or forming cocoons at Rochester, The first cocoons 
were noted on June 10. 
Pennsylvania. R. M. Baker (June): A scourge of tent caterpillars occurs in ar 
large area in the west-central part of the State, the infestation diminish- 
ing around the area. In some sections; the larvae were so numerous on the 
highways that they created traffic hazards, 
APPLE APHIDS (Aphiidae) 
Maine. P. H. Lathrop (June 22): In Kennebec County the first adults of the 
second generation of Aphi s pomi Dog. aopeared about June 1. This species 
is more abundant than usual. Severe infestations developed in some young 
orchards early in June. Anuraphi s roseus Baker is a little more common 
than usual. This species is not normally important in Maine. 
New York. N. Y. State Coll. Agr. News Letter (June): The rosy apple aphid is 
causing some injury in the Hudson Valley and also in western New York. 
Kentucky. W. A. Price (June 25): The rosy aphid is abundant in an orchard at 
Nancy, Pulaska County, in south-central Kentucky. 
Mississippi. C. Lyle (June 2 , 4): A correspondent in the northeastern corner of 
the State reported A. pomi on apple on June If, 
Missouri. L. Haseman (June 23): Some evidence cf the rosy applo aphid in or- 
chards in central and southwestern Missouri, although less than usual. 
Some increase of A. pomi but no particular damage. 
Idaho. R. W. Haegle (June l6): Early infestations of the green apple aphid and 
the rosy aphid in southwestern Idaho have continued. Pruit has been 
marked and new growth on young trees has been injured. 
Washington. E. J. Newcomer (Juno 19): The rosy aphid is much more numerous in 
the Yakima Valley than it has been for several years. 
APPLE LEAFHOPPERS (Cicadellidae) 
Maine. P. H. Lathrop (June 22): A small proportion of the white apple leaf- 
hopper ( Typhi ocyba pomaria McAtee) was mature at Monmouth, in Kennebec Coun* 
ty, on June 11. No heavy infestations found this spring. 
Masscachusetts. A. I. Bourne (June 23): Leafhop^ers are appearing in about nor- 
mal abundance, but are later than usual and the infestation is lasting 
