As a car approaches the sheds holding Adnan Shoukat’s 54,000 chickens outside Faisalabad in eastern Pakistan, a boy emerges into the 50C Punjabi heat to douse its tyres with a powerful disinfectant.
Inside the compound, workers dip their sandals into a bucket of the fluid before entering one of his two poultry houses. There the birds sip water that is treated with citric acid to curb bacterial growth and are blasted with air by giant fans.
Shoukat, a trained veterinarian, calls these measures his “biosecurity”. They have helped him reduce his yearly spend on antibiotics by roughly 25 per cent per chicken, he says.
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