FLY-PAPER FOR ORCHARDS.

Poverty Bay Herald, Volume XLI, Issue 13430, 11 July 1914, Page 9

FLY-PAPER FOR ORCHARDS.

The fact that insects injurious, to orchards may be carried great distances by wind has' recently been prpvej|-* by a novel method. It" is described iti; Popular Electricity and the World's Advance : — *£ "To prove that spraying ycfiv own orchard doe*; not insure you ttgsrust the -avayes of the red spider, -E. E. Munger, of , Yuba City, California, used sticky flypaper to catch the insects, which he believed were blown great distances by the /wind. The results showad that the air may be literally full of the pests .to a considerable height from the ground. In the first test he placed a sheet of sticky fly-paper on a post 20 feet from an infested tree. In 24 hours the paper was covered with red spiders. The next test was made with the paper 12 feet from the ground and 100 feet from the tree. The results were the ■same. Sixteen sheets of fly-paper were tacked to a fruit-drying tray and*mounted on top of a step-ladder, which was set m cans of oil to make sure that no insects could crawl on to the trap. This was placed 650 feet from the orchard, and the next day spiders were found m abundance. It has been known for some time that the insects that infest orchards mighfc "bo transmitted from one tree to another by the wind, but proof was not at hagd before to show that the insects could bo carried, such a distance as thisi"