Estimating nitrogen excretion and deposition by lactating cows in grazed dairy systems
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A Agriculture Victoria Research, Department of Economic Development, Jobs, Transport and Resources, Ellinbank Dairy Centre, 1301 Hazeldean Road, Ellinbank, Victoria 3821, Australia. Soil Research - https://doi.org/10.1071/SR17033 Submitted: 20 January 2017 Accepted: 5 July 2017 Published online: 21 August 2017 Large N surpluses are a feature of most dairy farms worldwide. ......