Tesfamariam, Eyob Habte; Annandale, John George; Steyn, Joachim Marthinus; Stirzaker, Richard John; Mbakwe, Ikenna
(Water Research Council, 2013-07)
Land application of sludge has been shown to improve soil properties and aid crop growth, but the possibility of constituent nutrients such as nitrogen and phosphorus reaching environmentally toxic levels has caused governing ...