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Article: Data from AgResearch Ltd. advance knowledge in environmental quality.
- Article from:
- Ecology, Environment & Conservation
- Article date:
- October 9, 2009
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"Quantifying and managing diffuse P losses from small catchments or at the farm scale requires detailed knowledge of farming practices and their interaction with catchment processes. However, detailed knowledge may not be available and hence modeling is required," scientists in Mosgiel, New Zealand report.
"This paper demonstrates two approaches to developing tools that assist P losses front New Zealand or Australian dairy farms. The first is largely empirical and separates sources of P within a paddock into soil, fertilizer, dung, and treading impacts (including damage to grazed pasture). This information is combined with expert knowledge of hydrological ...