Tropentag 2023:

Competing pathways for equitable food systems transformation:
trade-offs and synergies

September 20 - 22, 2023
organised by
The Leibniz Centre for Agricultural Landscape Research (ZALF), Germany
in cooperation with
Humboldt-Universität zu Berlin, Germany

Oral Presentations

Abstract correction

All abstracts of accepted contributions will be compiled in the book of abstracts, which will be available at the beginning of the conference. All authors of accepted contributions will have the opportunity to revise their abstract

Therefore, you are kindly requested to check your abstract for any mistakes and to report all necessary corrections to the organising committee via Please make the corrections visible as it is not possible to replace the whole abstract. Be aware that after August 1st, we will not process any corrections in your abstract.

Submission of full paper

Authors of accepted oral presentations are free to submit a 4 page version of their paper until October 31, 2023. These versions will be published online at the Tropentag website ( In order to search the fulltext of all published contributions, a search engine will be installed locally. Additionally the site will be promoted and submitted to major search engines.

In order to facilitate the process of publishing your contributions online, only Acrobat pdf files (portable document files, extension: .pdf) are accepted.

The contribution should be ca. 4 pages. For all contributions, paper size is DIN A4 (21x29.7 cm), top margin is 2.5cm, bottom, left and right margins are 2.2 cm. All images, figures and tables must be inserted directly into the text. You may use the file Template_TT2023.rtf as template for your contribution (Rich Text Format, can be imported from any major word processing software). Recommended layout and structure may be also seen from this four page version submitted for Tropentag 2015 in Berlin.

For the upload of your contribution, please use

Oral presentations during "Tropentag 2023"

All accepted oral presentations are limited to 10 min presentation time. Please prepare your presentation accordingly. All oral presentations will be in-person presentations unless the presenter indicated during submission that it is intended as online presentation only. If online presentation, the presenters will be informed wel in advance if their presentation will be scheduled in a livestream or if they have to upload a pre-registered presentation. The oral presentation sessions will be held on the following days:
Wednesday September 20 from 17:15 - 18:45, on Thursday September 21 from 10:45 - 12:15, from 13:45 - 15:15 and from 15:45 - 17:15 (UTC+2).

Submission of files for oral presentations

Speakers should deliver their presentation file at an indicated, central point near the registration desk in room 1.102 (registration and conference office). The presentation will be distributed to the projection points in the lecture halls from this central computer exclusively. We'd like to receive your presentation as early as possible but no later than one day prior to your scheduled lectures. If this is not possible, the presentation must be delivered at least two hours before the beginning of the session.

Projection from a PC is available in all lecture halls.

Presentations will be accepted only as MS Powerpoint presentations or stand alone presentations (PDF or JPG, 16:9 aspect ratio recommended). In order to ensure a correct presentation, we recommend showing the presentation as a PDF. Correct presentations in other formats cannot be guaranteed. Please make use of standard fonts only. We recommend Apple users to test their presentation on a Windows computer. The usage of a personal laptop computer in order to ensure correct display of complex presentations such as movies etc., will NOT be accepted. Please bring your presentation as a backup on a USB stick Type A to your session.

Abstract revisions

For the upload of your revised abstract contribution, please use the e-mail address to send your contribution to the organisers of Tropentag.