The Technology and Support Centre (TFZ) is an institution of the Bavarian Ministry of Food, Agriculture and Forestry in Germany“
The TFZ has tested the emissions on a plant oil compatible tractor and has published a test result document which can be downloaded.
You can download the document „Real Emissions of a Plant Oil Compatible Tractor“ at http://www.tfz.bayern.de/mam/cms08/en/dateien/rde_w_tfz_bayern_pems.pdf
Thank you to TFZ for allowing us to show this information.