documentclass[12pt]{article}

usepackage[backend=biber,style=authoryear]{biblatex}

addbibresource{tai_eco.bib}

title{Bibliographies with biber and biblatex}
author{writeLaTeX}

begin{document}
maketitle
Lorem ipsum dolor sit amet cite{arnold2003fungal}.
At vero eos et accusam et justo duo dolores et ea rebum cite{baas1934geobiologie}.
printbibliography
end{document}