Plant defenses
Trichomes
2° metabolites
Cuticle
Male requirements for sterile insect technique
- produce sperm
- competitive
- successful fertilization but still sterile egg
Can spotted lanternfly overwinter?
Yes, the eggs can
Spotted lanternfly host and # of generations per year
Tree of heaven
1
CFIA 4 main things
- import inspections
- export inspections
- domestic spread
- survey pests current location
How does the CFIA deal with forestry pests vs horticultural?
Forestry
-Semiochemicals to detect pests
- remove infected trees and bury them
Horticultural
- certified farms that are pest free
Lots of surveying for both and rely on the public to help
Is refuge good?
Yes! Like 20% refuge in blocks is most effective
It keeps susceptible insects available for mating
How has flower pest management changed since the 90s?
Used to be mostly calendar spraying with lots of harsh chemicals
Now it’s lots of biocontrols
What 4 stage do you need to be paying attention to for flower pest management?
Planning
Propagation
Production
Finishing
Steps of SIT
- irradiation of males
- assess sterility
- release into greenhouse
- pest population decreases
What makes a good and bad candidate for SIT?
Good
- sexual reproduction
- easily mass reared
- sterile males are competitive
Bad
- asexual reproduction
- long life cycles
- migratory
