Study quantifies effect of 'legacy phosphorus' in reduced water quality
Wednesday, March 15, 2017 - 09:01
in Earth & Climate
For decades, phosphorus has accumulated in Wisconsin soils. Though farmers have taken steps to reduce the quantity of the agricultural nutrient applied to and running off their fields, a new study reveals that a 'legacy' of abundant soil phosphorus in the Yahara watershed of Southern Wisconsin has a large, direct and long-lasting impact on water quality.