{
  "url": "https://openlegislation.uk/nutrient-action-programme-regulations-northern-ireland-2019/schedule-5/paragraph-9",
  "json_url": "https://openlegislation.uk/nutrient-action-programme-regulations-northern-ireland-2019/schedule-5/paragraph-9.json",
  "legislation": "nisr/2019/81",
  "legislation_title": "The Nutrient Action Programme Regulations (Northern Ireland) 2019",
  "legislation_url": "https://openlegislation.uk/nutrient-action-programme-regulations-northern-ireland-2019",
  "path": "schedule/5/paragraph/9",
  "kind": "paragraph",
  "number": "9",
  "heading": null,
  "text": "Soil analysis for Olsen extractable phosphorus: The measure of phosphorus which is available for crop growth shall be given by the amount extracted from soil at 20 ± 1 °C with a sodium bicarbonate solution of pH 8.5. Details of the analytical procedure are given in The Analysis of Agricultural Materials, Third Edition, pp183-185, Ministry of Agriculture, Fisheries and Food reference Book 427, 1986. Olsen extractable phosphorus results are expressed as milligrammes phosphorus per litre (mg P/l) of soil, rounded to the nearest whole number.",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/nisr/2019/81/schedule/5/paragraph/9",
    "retrieved_at": "2026-10-29T00:46:59.794926+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}