Researchers looking into effective ways of adding phosphorus (P) to increase soil fertility have saved organic farmers a lot of time and money. In a recent paper in the Canadian Journal of Soil ...

Phosphorus (P) is an essential nutrient for optimum plant growth. However, continued application of manures and fertilizers to soils has led to an accumulation of P in many Delaware soils to levels ...

Sediment extraction data showed that reactive phosphorus (RP) is strongly correlated to reactive iron (RFe), suggesting that the mobility of a large portion (30–40%) of the total sediment phosphorus ...