1. Poultry Improvement Project
External and Internal Parasites

2. Definition of Parasites
Parasites are organisms living in, on, or at the expense of another living organism.
A wide variety of external and internal parasites attack poultry.
The prevention and control of parasites is one of the cheapest and most desirable way to increase poultry production.

3. External Parasites Mites Lice Flies Common red or roost mites
Northern fowl mites
Lice
Flies

4. Mites Common red or roost mites-
Symptoms include reduce egg production and retarded growth.
Prevent mites with good sanitation and examination of birds.
Also control sparrows in the house.
Spray insecticides in the house.

5. Mites
Northern Fowl Mite-A major poultry parasite in the poultry industry.
Symptoms include droopy appearance, pale condition, and listless.
Prevention
Control sparrows in the house.
Use an insecticide in the house.

6. Lice Affects all poultry and there are more than 40 species of lice.
Symptoms include frequent picking, pale head and legs, and loss of weight.
Prevent buy purchasing poultry free from lice.
Treat with an insecticide such as malathion.

7. Flies
Treat with insecticides such as Dichlorvos.

8. Internal Parasites
Roundworms
Tapeworms

9. Internal Parasites Roundworms Tapeworms
Symptoms are droopiness, and diarrhea.
Prevention and treatment with deworming productions.
Careful sanitation is very helpful.
Tapeworms
There are several species.
Symptoms include pale head, legs, and poor flesh.
Treatment with butynorate.
Also control by removing inter-mediate insect host(snails, earthworms, etc.)