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    Rights: © Copyright 2013. University of Waikato. All rights reserved. Published 30 July 2013 Size: 5.4 MB Referencing Hub media

    Cow dung is a rich source of phosphorus and needs to be managed carefully to prevent it from leaching into waterways. Dairy shed effluent can be collected and returned to the land at low rates so that nutrient run-off is limited.