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Factors pre-disposing animal to diseases include;SexColourAgePhysiological conditions sickness/pregnancy/emaciation/lactatingPhysical injuries
Features of housing that help to control livestock diseases are;Well ventilated Well litEasy to cleanFree from draughtsSpaciousProper drainageLeak proof
Factors that can affect digestibility of a feedstuff in livestock are;Chemical composition of the feed e.g % of lignin or cellulose will influence digestibility.The quantity of feed already present in the digestive system of an animal.The species of the animal eg the digestibility of grass is higher in sheep than in pigs.The ratio of energy to protein will affect digestibility. The higher the ratio the lower the digestibility.
Proper nutrition Control livestock diseases by;Preventing Nutritional or Metabolic disordersIncreasing resistance of animals to parasites and diseases.
Ways in which Government policy is controlling livestock diseases in Kenya are;QuarantineVaccinationLicensing of quality products