Advanced Deck

Question 1

Based on this short article: http://www.agf.gov.bc.ca/cropprot/tfipm/codlingmoth.htm
Who is concerned with Codling moths in BC?
Name 6 control measures commonly used

Answer 1

Fruit tree orchard owners! (and homeowners)
Control measures include: 1. banding; 2. fruit removal; 3. sanitation; 4. mating disruption; 5. Virosoft CP4 Granulovirus; 6. chemical spraying

Question 2

Use your Google skills to answer this question: What is Tebufenozide and what insect order does it affect? Describe one ecological risk associated with it’s use.

Answer 2

Tebufenozide causes premature molting in Lepidoptera larvae (such as Gypsy moth caterpillars), resulting in death. A risk is that non-target Lepidoptera species populations will decline.

Question 3

What are 2 ways to deal with fruit infested with Codling moth larva?

Answer 3

Complete crushing of fruit or infested fruit can placed in water for at least one week to drown the larvae.

Question 4

Explain how you can avoid development of pesticide resistance?

Answer 4

Alternate application of insecticides from different chemical groups or use different modes of action.

Question 5

How can the timing of the first codling moth spray be predicted?

Answer 5

Monitoring codling moth trap captures and calculating degree-day accumulations.