Soil Science Department, "Luiz de Queiroz" Agricultural College, University of São Paulo …

University of the South

Department Head and Professor Emeritus of Agronomy, Kansas State University

Universidad de Extremadura

Warsaw University of Life Sciences SGGW

University of Northern British Columbia

Assoc. Professor of Soil Science, Shahed University

Pr Scientist, Soil Science, ICAR-National Bureau of Soil Survey and Land Use Planning …

University of Zagreb Faculty of Agriculture, Soil Science Department

University of Guilan, Professor of Soil Genesis and Classification