I. Ullmann

31 papers and 616 indexed citations i.

I. Ullmann has authored 31 papers that have received a total of 616 indexed citations. This includes 25 papers in Plant Science, 13 papers in Ecology, Evolution, Behavior and Systematics and 13 papers in Nature and Landscape Conservation. The topics of these papers are Botany and Plant Ecology Studies (13 papers), Ecology and Vegetation Dynamics Studies (12 papers) and Lichen and fungal ecology (7 papers). I. Ullmann is often cited by papers focused on Botany and Plant Ecology Studies (13 papers), Ecology and Vegetation Dynamics Studies (12 papers) and Lichen and fungal ecology (7 papers) and collaborates with scholars based in Germany, United States and New Zealand. I. Ullmann's co-authors include Hansjörg Dietz, Peter Bannister, Wolfram Beyschlag, O. L. Lange and Thomas Steinlein and has published in prestigious journals such as Journal of Ecology, Oecologia and Phytochemistry