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CSEC Agricultural Science · May/June 2009 · Paper 2 · Question 9(b)(iii)

In a trial, 100 chickens in Pen A consumed 550 kg of feed, while 200 chickens in Pen B consumed 850 kg of feed. Birds in both pens averaged 2.2 kg body weight at five weeks.

Recommend TWO measures a farmer can adopt to minimize the effects of a bronchitis outbreak on the performance of birds.

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Other parts of this question

  1. 9(a)Identify EACH piece of honey extraction equipment shown in Figure 4 and Figure 5.[2 marks]
  2. 9(b)(i)State an appropriate feed ration for one-day-old broilers.[1 mark]
  3. 9(b)(ii)a)Explain what is meant by 'feed conversion ratio'.[2 marks]
  4. 9(b)(ii)b)Determine which pen has the better feed conversion ratio, showing all working.[3 marks]
  5. 9(b)(iv)Recommend TWO measures to overcome the problem of variable feed protein quality between batches.[2 marks]

More practice: the rest of this paper · more Management Practices for Livestock questions · all CSEC Agricultural Science past papers