Ee 
Result.—Twenty-four hours after application the insects had appar- 
ently deserted the vines, but I found none dead. 
EXPERIMENT 9.—CARBOLATE OF LIME. 
Sprinkled larve and adults with carbolate of lime, and placed under 
glass. 
Result.—None died. 
V.—STRIPED CUCUMBER BEETLE. (Diabrotica vittata Say.) 
EXPERIMENT 1.—WOLF’S SOAP. 
Solution, 3 ounces to 1 gallon water, applied at normal temperature, 
to adults. 
Result.—After 6 hours none appeared injured. 
EXPERIMENT 2.—CARBOLATE OF LIME. 
Dusted on male blossoms of squash in which six adults were feeding 
on the pollen. 
Result.—Two days after, ie were SE in the blossom. 
VL—MARGINED BLISTER BEETLE. (LEpicauta cinerea Forst.) 
EXPERIMENT 1.—TAR WATER. 
Applied to a row of mangel wurzels, seven rods in length, which 
was being seriously defoliated by this insect. 
Result.—Five hours after, only an occasional plant was being eaten. 
EXPERIMENT 2.—WOLF’S SOAP. 
Applied solution of 3 ounces of soap to 1 gallon of water to a row of 
mangel wurzels beside that used in Experiment 1. 
Result.—Five hours after, only three beetles were found on the leaves, 
but none were found dead or injured. 
EXPERIMENT 3.—COPPERAS WATER. 
Solution, 1 ounce to 1 pint water sprayed on row next to Experi- 
ment 2 
Result.—Vive hours after, the number of beetles feeding on leaves 
does not seem to have diminished. 
Novre.—Three days after, the beetles had returned to all three rows 
in about equal numbers. 
VI[.—ANTS. 
EXPERIMENT 1.—CARBOLIC ACID. 
Large numbers of ants had excavated burrows between the crevices 
of a brick walk in my yard, and kept the entire walk in an unsightly 
condition by reason of the numberless little circular heaps of excavated 
9268—Bull. 11——2 
