There are two main mechanisms in a surface irrigation system which influence phosphorous (P) transport; erosion and desorption of P into irrigation runoff water. This report describes reduction strategies to keep phosphorous in the soil.
BJORNBERG, D. LEYTEM, A. (n.y): Phosphorus Loss with Surface Irrigation. Kimberley: United States Department of Agriculture – Agricultural Research Service (USDA-ARS) URL [Accessed: 07.05.2019]