Phosphorus is an essential nutrient for both animals and plants. The main source of phosphorus is phosphate-containing rocks. The major use of phosphorus is in agriculture to make animal-feed supplement or nitrogen-phosphorus-potassium (NPK) fertilisers, upon which almost all of food production depends. This Environmental Studies Factsheet explains:
• The phosphorus cycle
• The sources and uses of Phosphorus.
• Arising problems.

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.PDF (pdf) 4.083 MB

Publication Date

January 2012


ISSN: 1351-5136

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151 Phosphrus Cycle

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