| http://www.w3.org/ns/prov#value | - The availability of P and trace elements present in the sewage sludge depends on many factors such as the nature and amount of element, degree of element association in the sludge, sewage source, application rate, soil type, plant characteristics, and weather conditions [8, 10].Although several studies have dealt with the possible increase of available P and trace elements arising through land app
|
