TY - BOOK AU - Hassan,Hady Mohamed Mahmoud TI - Occurrence and bioactivity of soil microorganisms during reclamation of calcareous soils PY - 1992/// KW - Soil microbiology KW - Calcareous soils KW - Reclamation of land N1 - Thesis (M.S.)-- Minia University, 1992; Includes bibliographical references (leaves 190-215); Microfiche; ASUNET; Ain Shams University; 4 microfiches : negative ER -