Johannes Hallmann (born February 23, 1964, in Zeven, West Germany) is a German agricultural scientist of phytomedicine.
He is a scientific adviser at the Julius Kühn-Institut, the Federal Research Institute for Cultivated Plants, the Institute for Epidemiology and Pathogen Diagnostics in Münster, the University Professor for Nematology and the President of the German Phytomedicine Society.
[1][2][3] Johannes Hallmann studied agricultural sciences with a focus on plant production at the Rheinische Friedrich-Wilhelms-Universität Bonn.
He also worked as a FAO consultant for Farmers Field School in Indonesia at the Department of Plant and Microbial Biology at the Department of Plant and Microbial Biology at the Yezin Agricultural University, Myanmar, as well as at the Twinning Project: Strengthening the Phytosanitary Inspection to Croatia and Ukraine.
Since 2005, he has been teaching at the Rheinische Friedrich-Wilhelms-Universität Bonn in the field of phytomedicine (areas: nematology and biological plant protection) as a lecturer.