Close up of two window traps placed back to back in Scots pine forest in southern Sweden. Note the plastic dispensers containing monoterpenes attractive to pine shoot beetles,
Tomicus piniperda
.
Images © 1996 by John A. Byers,
Chemical Ecology
.
Close up of two window traps placed back to back in Scots pine forest in southern Sweden.
Note the plastic dispensers containing monoterpenes attractive to pine shoot beetles, Tomicus
piniperda.