On 24 November 2023, the Bavarian Farmers Association organized a symposium on ammonia emissions, manure acidification and manure amendments in the “House of bavarian agriculture” in Herrsching, Germany. QuantiAGREMI project partner KIT, together with Justus-Liebig University Giessen, was invited to give a keynote. Among other results from literature studies and laboratory incubation experiments, preliminary findings of the campaign to test and evaluate different ammonia flux measurement systems in June/July were presented.