(a) Mention five ways of preventing malnutrition in farm animals.
(b) Discuss rickets in farm animals stating two points each under the following headings.
(i) causes:
(ii) symptoms:
(iii) control measures
(iv) animals which could be affected
(c) Explain the term additive as used in animal nutrition
(d) State five reasons why additives are included in animal feed
Explanation
(a) Ways of Preventing Malnutrition in Farm Animals:
- Provide sufficient ration.
- Always feed a balanced diet
- Feed weaker animals separately
- Provide supplementary feed to animals.
- Provide feed additives.
- Deworm arm animals regularly
- Use appropriate stocking rate of farm animals
- Provide quality and adequate drinking water.
- Protect animals from toxic plants and harmful substances
- Treat against ectoparasites/dip animals regularly.
(b) Discussion on rickets in farm animals:
(i) Causes:
-Calcium deficiency.
- Phosphorus deficiency.
- Calcium
- Phosphorus imbalance.
- Vitamin D deficiencies
(ii) Symptoms:
- Retarded growth.
- lmproper coordination
- Staggering gait
- Flexible and curved hones bow leg
- Soft-shelled/shelless eggs in poultry.
- Low egg production in poultry.
- Low milk production
(iii) Control measures:
- Add bone meal/oyster shell to feed/provide calcium and phosphorus.
- Sup balanced diet.
- Exposure to moderate.
- Supplement feed with vitamin D.
(iv) Animal which could be affected:
- Poultry, e.g. chicken, turkey.
- Cattle.
- Sheep.
- Goat.
- Pig.
- Rabbit
- Donkey
- Camel.
- Horse.
- Gras cutter
(c) Explanation of additives as used in animal nutrition: Ingredients added to a diet perform a specific role, e.g. to improve the growth of feed efficiency.
- Substances added to feed in small quantities which may or may not Supply nutrients.
(d) Reasons why additives are included in animal feed:
- To provide appetite and encourage feed consumption.
- To supply nutrients to farm animals
- To improve the nutritional value of feed e.g enzymes, herbal products.
- Prevention and treatment of some specific diseases.
- To deworm farm animals.
- For promoting growth.
- As a binder to make certain. target nutrients available.