Flies can be a massive problem affecting indoor and outdoor pig units. Not only are they a nuisance that can lead to a reduction in feed intake, but they can also transmit disease.Why are pig units affected by flies?Both indoor and outdoor pig housing provide food, warmth and moisture, which are ideal conditions for flies to thrive. Indoor farrowing and nursery buildings in particular create ideal breeding sites.The house fly is the most common species affecting pig farms. It can complete its lifecycle in as little as seven days and, if the conditions are right, can rapidly develop into large populations.
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