Robert Harding

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860-291422 - Earth diluted with water in order to extract the PH from the soil as part of a study on nitrogen exchanges between bacteria and the roots of legumes in the tropical forest of the "La Selva" research station in Puerto Viejo from Sarapiqui, Costa Rica
860-291420 - Earth diluted with water in order to extract the PH from the soil as part of a study on nitrogen exchanges between bacteria and the roots of legumes in the tropical forest of the "La Selva" research station in Puerto Viejo from Sarapiqui, Costa Rica
832-400321 - Beautiful African American girl with dark curly hair standing near board and giving presentation to colleagues in office. Young business woman looking on her coworkers while discussing new project
832-400302 - Beautiful African American girl with dark curly hair standing near board and giving presentation to colleagues in office. Young business woman looking on her coworkers while discussing new project
832-394376 - Petri dishes in the hand of a laboratory technician at the drying cabinet in the laboratory, insertion of a multiple sample into a laboratory device, Freiburg, Baden-Wuerttemberg, Germany, Europe