6.9 Prevention of Stored Product Pests

Question 1

How is an Indian Meal Moth infestation look like?

Answer 1

1. Moth larvae spin silk-webbing

Question 2

What does an Idian Meal Moth look like?

Answer 2

Grayish band across the upper 1/2 of their reddish-bronze wings

Question 3

What does a Flour beetle look like?

Answer 3

1. Called Tribolium Beetles
2. Shiny, Flattened, Reddish Brown
3. Wing covers are ridged lengthwise

Question 4

What does a Dermestid Beetle (Khapra Beetle) look like?

Answer 4

1. Adults are oval-shaped

2. Reddish brown with pale markings on the wing covers

Question 5

What is medically important about Khapra Beetles?

Answer 5

1. Hairs on the outside of the larvae can cause intestinal trauma, eye irritation, dermatitis, and allergic reaction
2. If found dead or alive, the entire lot must be condemned

Question 6

What is the most commonly found stored products pest aboard ship?

Answer 6

Saw-toothed grain beetle

Question 7

What does a saw-toothed grain beetle look like?

Answer 7

Slender, flat and brown

Question 8

What is the most destructive store product pests?

Answer 8

Rice Weevil

Question 9

What does a rice weevil look like?

Answer 9

Reddish brown and have a long beak or snout that extends from the head

Question 10

What type of items should be surveyed for product pests?

Answer 10

1. Grits
2. Cornmeal
3. Farina
4. Dry Mix
5. Macaroni
6. Barley
7. Cookie and Cake mix
8. Flour
9. Dry beans and peas
10. Ready to eat cereal
11. Rice

Question 11

How do you conduct a random sampling of food items?

Answer 11

1. Use a random sampling method
2. increase sampling as infestations are found
3. open packages slowly
4. Take a sample from the inner area of the pallet

Question 12

What are you looking for when conducting a survey?

Answer 12

1. Seams in sacks
2. Pinholes in boxes and plastics bags
3. Insect feces
4. Webbing or frass (grain dust)
5. Cast skins
6. Larval Forms
7. Adult Insects
8. Items close to or past expiration

Question 13

How often should inspections or surveys be conducted?

Answer 13

1. Monthly routine inspections by medical

2. If underway every 2 weeks

Question 14

Who should be notified if pier side inspections turn up infested supplies?

Answer 14

1. Supply Officer

2. Recommend items not be allowed on board

Question 15

How long should small quantities of beetles be placed in the freezer for separation from dry stores?

Answer 15

1. Less than 7 lbs, placed in freezer for 3 days

2. Two weeks at 0 degrees f is required to kill all stages of insects

Question 16

What do you do with dry stores that are infested with dermestid larva?

Answer 16

1. Ones dermestid larva or 3 flour beetles per pound or 7 insects of any other kind, the product is unfit for consumption