DROPLET

Eutrophication from Agriculture Sources (Phosphorus and Nitrogen) - Fertiliser Spreading

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Project Metadata ElementDetails
  Project Title Eutrophication from Agriculture Sources (Phosphorus and Nitrogen) - Fertiliser Spreading
Research Area Water
Project Acronym
  Principal Investigator or Lead Irish Partner Declan Ryan
  Lead Institution or Organisation Teagasc
 Lead Country Ireland
 Latitude, Longitude (of Lead Institution) 52.84828, -6.91743
  Lead Funding Entity Environmental Protection Agency
  Approximate Project Start Date 01/12/2002
  Approximate Project Finishing Date 30/04/2005
  Project Website (if any)
  Links to other Web-based resources
 Project Keywords Phosphorus; Nitrogen; Fertiliser; Nutrient loss
  Project Abstract The application of fertiliser can result in the loss of P and N from fields when there is a transporting agent such as overland flow to carry nutrients into drains or surface water. This may cause pollution. The quantities of nutrient lost depend on the timing and intensity of rainfall events, soil hydrology, and the chemistry and application rates of fertiliser. This project will include a review of aspects of hydrology, meteorology and spreading technology to define criteria for ranking conditions, which contribute to nutrient loss. A survey of fertiliser use will extend an earlier study of Irish supplies. Overland flow data from previous slurry spreading trials will be analysed and published. The information gathered will be used to rank the principal causes of pollution associated with spreading fertiliser.