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Lying hens are improved hybrids ....

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Lying hens are improved hybrids. Birds are many hundreds and eggs are certainly produced for a market able to absorb them. Thus this unit in West Africa must be situated not far from a town. The bamboo walls and wooden stalls indicate that the owner correctly tried to reduce costs adopting local materials and simple technologies. In this way he made the system sustainable. The industrial drinker is a very efficient and expensive type. Its presence indicates that probably it was recycled from some failed industrial farm. The management looks good. When the system was analysed all the inferences showed to be true.