348 PESTS OF ORCHARD AND SMALL FRUITS 
orchard and its surroundings are thoroughly cleaned of weeds and 
litter in the fall, there is not likely to be noticeable damage. The 
bugs may be jarred from small trees. 
A related species, Lygus invitus 
Say, is a pest on pears, scarring the 
fruit by its feeding punctures. 
The Apple Red Bugs 
( Heterocordylus malinus Reut., and 
Lygidea mendar Reut.) 
Sucking bugs, about one fourth of 
an inch long, known as apple red bugs 
because of their brilliant color in 
their younger stages, puncture young 
fruit, causing it to grow distorted. 
There are two species, similar in 
appearance. 
Eggs are inserted in the bark, and hatch in early spring. The young 
feed at first on the newly expanding 
foliage, making numerous punctures and 
Fic. 551.— Work of Apple Red 
Bugs. Original. 
giving the leaves at times a red appear- 
ance. Later they attack the fruit. 
The remedy is to spray with tobacco 
extract just after the leaves expand and 
before the blossoms open, so as to kill 
the younger stages soon after they hatch 
from the egg. Soap may be added to 
Fig. 552.— The Negro Bug. 
‘ Enlarged and natural size. 
the spray material. Original. 
The Negro Bug (Thyreocoris (Corimelena) pulicaria Germ.) 
Exceedingly small, hard-shelled, shiny black bugs, resembling tiny 
beetles, sometimes feed on the ripe fruits of raspberry or blackberry, 
giving the fruit an unpleasant flavor. Usually they are not common 
enough to demand attention. No remedial measures are known. 
