# The Nutrient Action Programme Regulations (Northern Ireland) 2019, Paragraph 3: Soil sampling procedure


Area to sample: The size of the area from which one sample can be taken varies but shall not be more than four hectares. Generally one sample shall be collected from each field. Within one field, areas which are not uniform for crop growth and areas which have been cropped or fertilised differently shall be sampled separately.

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Source: https://www.legislation.gov.uk/nisr/2019/81/schedule/5/paragraph/3 (the official version)
Page: https://openlegislation.uk/nutrient-action-programme-regulations-northern-ireland-2019/schedule-5/paragraph-3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.