1. Two Specific Methods of Determining Copper in Soil and in Plant Material
2. A preliminary study of zinc in some selected alluvial Nile Delta soils;El‐Damaty A. H.;Egypt. J. Soil Sci.,1973
3. Copper status in some selected soils of Egypt;El‐Damaty A. H.;Egypt. J. Soil Sci.,1973
4. Contents of zinc, cobalt, nickel and lead in saline alkali soils;El‐Rashidi M. A.;Agrochimica,1979
5. Extractable copper in some saline alkali soils of Egypt;El‐Rashidi M. A.;Bull. of N. R. C. Egypt,1980