... Sabey, B.R., N.N. Agbim and D.C. Markstrom, 197 5, Land application of sewage sludge: III.Nitrate accumulation and wheat growth resulting from addition of sewage sludge and wood wastes to soils, ... (11): 95 3 96 2. Parker, C.F. and L.E. Sommers, 198 3, Mineralization of nitrogen in sewage sludge, J. Environ.Qual . 12 (1): 150–156. Pierzynski, G.M., 199 4, Plant nutrient aspects of sewage ... sewage sludge, 21–25, in C.E. Clapp, W.E.Larson and R.H. Dowdy (Eds.), Sewage Sludge: Land Utilization and the Environ-ment, American Society of Agronomy, Crop Science Society of America and...