Agricultural Experiment `
Station Penalty for prlvntc use to nvold
cf the payment of postage $300 A
UNIVERSITY OF KENTUCKY Y
LEXINGTON, KENTUCKY _
Thomas Cooper, Director =
FREE-ANNUAL REPORT OR
BULLETIN OR REPORT
under these few trees in mid-May, arsenical spray about one month
while they were scarce in the reg- before Elberta harvest is scheduled
ular orchard. On June 29, jarring to start.
in this orchard showed that curculio Additional developments in this
adults were plentiful on the 3 or 4 curculio study will be reported
trees outside the pig range but they later.
were very difficult to find in the _?._._.
large orchard, even on nearby trees. _ _ _
This is a splendid example of how Ar<==l Inlury t0 Folmgc
the distruction of early season Many fruit growers have ycmaykpd
WOYHIY dI0PS Can cut down 'h that they have an unusual amouui
amount of late brood curculio. of yellow and dropping foliage on
Since a period of 3 to 4 weeks their peaches and to some extent
is generally required for eggs to de- on apples and are wondering why.
velop in the summer brood curculio, In most cases this is due to arsenical
no mature eggs have yet been found injury from the spray schedule. On
in the recently emerged adults. It very wet and rainy seasons like
is expected that egg laying will this year to date more of the arsenic
start during the second week in July becomes soluble and has a burning
in Western Kentucky and growers effect that causes many leaves to
have been advised to apply another drop after turning yellow.