This "leaf nectar" is used to attract predatory insects that return the favor by keeping the plant free of feeding damage from other insects.
(This "leaf nectar; is used; to attract predatory insects) (This "leaf nectar; to attract; predatory insects that return the favor by keeping the plant free of feeding damage from other insects) (predatory insects; return; the favor)
This "leaf nectar This "leaf nectar predatory insects
is used to attract return
to attract predatory insects
predatory insects that return the favor by keeping the plant free of feeding damage from other insects
the favor