Page 317 - Primary Six Notes

Signs and symptoms

 Fever, dullness and loss of appetite

 Anaemia and emaciation

 Licking of soil by animals

 Swollen lymph nodes

 Running eyes which leads to blindness

 Death may occur after several weeks

Prevention and control

 Clear bushes to control tsetse flies

 Spray with insecticides to kill tsetse flies

 Use tsetse fly traps to kill adult tsetse flies

 Treat using drugs such as ethidium

Tsetse flies breed in swampy and frosted areas. They do not

lay eggs but hatch the young ones in the body and deposit

them.

3. Heart Water

It is a protozoan disease spread by ticks (it is a tick borne dis-

ease) it attacks cattle, sheep and goats.

Signs and symptoms

 High fever and loss of appetite

 Animal moves in circles

 Animals become restless and places the head against hard

objects.

 When it falls, the legs keep peddling in the air.