\documentclass[english,german]{scrartcl}
\usepackage[latin1]{inputenc}
\usepackage{geometry}
\geometry{verbose,a4paper,tmargin=1.75cm,bmargin=2cm,lmargin=2cm,rmargin=2cm,headheight=0.8cm,headsep=0.5cm,footskip=0.5cm}
\usepackage{babel}
\usepackage{url}
\urlstyle{same}
\newcommand\email{\begingroup \urlstyle{same}\Url}\usepackage{graphicx}
\usepackage{units}
\usepackage{tabularx}
\usepackage{wasysym} % enable use of \permil instead of \textperthousand
\usepackage{marvosym}
\usepackage{arabtex}
\usepackage{hyphenat}
\usepackage{booktabs}
\usepackage{mdwlist}
\renewcommand{\thefootnote}{\relax}
\usepackage{index}
\newindex{key}{kdx}{knd}{Keywords}
\newindex{author}{idx}{ind}{Authors}
\usepackage{fancyhdr}
\pagestyle{fancy}
\renewcommand{\headrulewidth}{0pt}
\fancyfoot{}
\usepackage{ifpdf}
\ifpdf
%\usepackage[activate]{pdfcprot}
%\usepackage[owner=Tapioka, print=true, copy=true, edit=false, annotate=false,set]{pdfcrypt}
%encryption: not supported any more (since pdftex 1.10)
\usepackage[pdftex]{thumbpdf}
\usepackage[pdftex]{hyperref}
\hypersetup{pdftitle={My Contrib 3},pdfauthor={Andreas Deininger},pdfsubject={Tropentag 2020: Abstract},pdfkeywords={Kyw 2 122 },pdfpagemode=None,colorlinks=true}
\else
\usepackage{ae}
\usepackage{textcomp}
\fi
\begin{document}
\ifpdf
\parbox[b]{2.5cm}{\resizebox*{2.5cm}{!}{\includegraphics{dtt2020.jpg}}}
\else
\parbox[b]{2.5cm}{\resizebox*{2.5cm}{!}{\includegraphics{dtt2020.eps}}}
\fi
\hfill
\parbox[b]{13.4cm}{\centering \large{\textbf{Tropentag, September 9-11, 2020, Prague}}\\[1ex] \Large{``Can agroecological farming feed the world?\\Farmer's and Academia's view''\\[2ex]}}
\hspace{0.1cm}
\begin{center}
\Large{\textbf{My Contrib 3\footnote{\textbf{Contact Address:} Andreas Deininger, Urban GmbH and Co KG, Produktmanagement, Auf der Striepe 9, 27798~Wüsting, Germany, \mbox{e-mail}: \email{adeininger@gmail.com}}\\[0.8ex]}}
\normalsize{\textsc{Andreas Deininger}}
\end{center}
\begin{itemize*}
\item[]{\small{\textit{Urban GmbH and Co KG, Produktmanagement, Germany}}}
\end{itemize*}
\index[author]{Deininger, Andreas}
\begin{center}
\vspace{1.1cm}
\textbf{Abstract}
\begin{abstract}
\normalsize{
10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 010 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0



10 9 8 7 6 5 4 3 2 1 0}

\vspace{0.5cm}
\end{abstract}
\end{center}
\noindent \textbf{Keywords:} Kyw 2 122 
\index[key]{Kyw 2 122 }
\end{document}
