Olaf Christen

3.4k total citations · 1 hit paper
96 papers, 2.7k citations indexed

About

Olaf Christen is a scholar working on Plant Science, Soil Science and Agronomy and Crop Science. According to data from OpenAlex, Olaf Christen has authored 96 papers receiving a total of 2.7k indexed citations (citations by other indexed papers that have themselves been cited), including 33 papers in Plant Science, 30 papers in Soil Science and 22 papers in Agronomy and Crop Science. Recurrent topics in Olaf Christen's work include Soil Carbon and Nitrogen Dynamics (24 papers), Agriculture Sustainability and Environmental Impact (14 papers) and Soil Management and Crop Yield (11 papers). Olaf Christen is often cited by papers focused on Soil Carbon and Nitrogen Dynamics (24 papers), Agriculture Sustainability and Environmental Impact (14 papers) and Soil Management and Crop Yield (11 papers). Olaf Christen collaborates with scholars based in Germany, Australia and United States. Olaf Christen's co-authors include Klaus Sieling, Toni Meier, W. Diepenbrock, G.-W. Rathke, Jan Rücknagel, J. M. Krupinsky, John A. Kirkegaard, David B. Layzell, Bodo Hofmann and Philipp Götze and has published in prestigious journals such as SHILAP Revista de lepidopterología, Environmental Science & Technology and PLoS ONE.

In The Last Decade

Olaf Christen

93 papers receiving 2.5k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Break crop benefits in temperate wheat production

2008 387 citations John A. Kirkegaard, Olaf Christen et al. Field Crops Research profile →

Peers

Countries citing papers authored by Olaf Christen

Since Specialization

Citations

This map shows the geographic impact of Olaf Christen's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Olaf Christen with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Olaf Christen more than expected).

Fields of papers citing papers by Olaf Christen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Olaf Christen. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Olaf Christen. The network helps show where Olaf Christen may publish in the future.

Co-authorship network of co-authors of Olaf Christen

This figure shows the co-authorship network connecting the top 25 collaborators of Olaf Christen. A scholar is included among the top collaborators of Olaf Christen based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Olaf Christen. Olaf Christen is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

#	Work	Indexed citations
1	The nutriRECIPE-Index – development and validation of a nutrient-weighted index for the evaluation of recipes 2021 ·BMC Nutrition ·(unknown), (unknown), Toni Meier, Olaf Christen, Gabriele I. Stangl	8
2	Politik für eine nachhaltigere Ernährung : Eine integrierte Ernährungspolitik entwickeln und faire Ernährungsumgebungen gestalten ; Gutachten des Wissenschaftlichen Beirats für Agrarpolitik, Ernährung und gesundheitlichen Verbraucherschutz beim Bundesministerium für Ernährung und Landwirtschaft ; Juni 2020 2020 ·OpenAgrar ·Achim Spiller, Britta Renner, Lieske Voget-Kleschin, (unknown), Alfons Balmann, Hans Konrad Biesalski, Regina Birner, Wolfgang Bokelmann, Olaf Christen, Matthias Gauly, Harald Grethe, Uwe Latacz‐Lohmann, (unknown), Hiltrud Nieberg, Monika Pischetsrieder, (unknown), Julia Schmid, F. Taube, Peter Weingarten	5
3	Flächenbedarf und regionale Versorgungskapazitäten städtischer Ernährungsmuster am Beispiel Berlins 2017 ·OpenAgrar ·(unknown), Toni Meier, Olaf Christen	3
4	Environmental impacts of different crop rotations in terms of soil compaction 2016 ·Journal of Environmental Management ·Philipp Götze, Jan Rücknagel, Anna Jacobs, Bernward Märländer, Heinz‐Josef Koch, Olaf Christen	24
5	Erfassung und Beurteilung der IntensitÃ¤t des betrieblichen Pflanzenschutzes innerhalb des REPRO-Konzeptes 2015 ·Federal Research Centre for Cultivated Plants (Julius Kühn-Institut) ·(unknown), Dietmar Roßberg, (unknown), Olaf Christen	2
6	Healthcare Costs Associated with an Adequate Intake of Sugars, Salt and Saturated Fat in Germany: A Health Econometrical Analysis 2015 ·PLoS ONE ·Toni Meier, (unknown), (unknown), Olaf Christen, Katja Riedel, Martin Langer	33
7	The sugar beet as an energy crop in crop rotations on highly productive sites - an agronomic/economic system analysis. 2014 ·Anna Jacobs, (unknown), Enno Bahrs, (unknown), Martin Buchholz, Olaf Christen, Philipp Götze, (unknown), Oliver Mußhoff, (unknown), Jan Rücknagel, Bernward Märländer	9
8	Food Security and Sustainable Productivity Growth: Report of the Scientific Advisory Board on Agricultural Policy of the Federal Ministry of Food, Agriculture and Consumer Protection (BMELV): January 2012. 2012 ·FreiDok plus (Universitätsbibliothek Freiburg) ·Jürgen Bauhus, Olaf Christen, S. Dabbert, Matthias Gauly, A. Heißenhuber, Jochen Heß, (unknown), Dieter Kirschke, Uwe Latacz‐Lohmann, Annette Otte, Matin Qaim, Patrick Schmitz, Achim Spiller, Albert Sundrum, Peter Weingarten	1
9	PolitikstrategieFood Labelling: Gemeinsame Stellungnahme der Wissenschaftlichen Beiräte für Verbraucher- und Ernährungspolitik sowie Agrarpolitik beim Bundesministerium für Ernährung, Landwirtschaft und Verbraucherschutz ; September 2011 2012 ·View ·(unknown), Tilman Becker, Olaf Christen, Stephan Dabbert, (unknown), Matthias Gauly, Ursula Hansen, (unknown), Jürgen Heß, (unknown), Helmut Jungermann, Dieter Kirschke, Uwe Latacz‐Lohmann, (unknown), Hans‐W. Micklitz, A. Oehler, (unknown), (unknown), Angelika Ploeger, Peter Weingarten	1
10	Ernährungssicherung und nachhaltige Produktivitätssteigerung: Stellungnahme des Wissenschaftlichen Beirats für Agrarpolitik beim Bundesministerium für Ernährung, Landwirtschaft und Verbraucherschutz – Januar 2012 2012 ·View ·Jürgen Bauhus, Olaf Christen, Stephan Dabbert, Matthias Gauly, (unknown), Jürgen Heß, (unknown), Dieter Kirschke, Uwe Latacz‐Lohmann, Annette Otte, Matin Qaim, (unknown), Achim Spiller, Albert Sundrum, Peter Weingarten	2
11	Risiko- und Krisenmanagement in der Landwirtschaft : zur Rolle des Staates beim Umgang mit Ertrags- und Preisrisiken 2011 ·OpenAgrar ·(unknown), Annette Otte, Jürgen Bauhus, Olaf Christen, Stephan Dabbert, Matthias Gauly, (unknown), Jürgen Heß, Dieter Kirschke, Uwe Latacz‐Lohmann, Matin Qaim, Michael Schmitz, Achim Spiller, Albert Sundrum, Peter Weingarten	2
12	Förderung der Biogaserzeugung durch das EEG : Stellungnahme zur geplanten Novellierung des Erneuerbare-Energien-Gesetzes 2011 ·(unknown), (unknown), (unknown), Olaf Christen, Stephan Dabbert, Matthias Gauly, (unknown), Jürgen Heß, Dieter Kirschke, Uwe Latacz‐Lohmann, (unknown), Michael Schmitz, Achim Spiller, Albert Sundrum, Peter Weingarten	1
13	Kurzstellungnahme zur Mitteilung der Europäischen Kommission über die Ausgestaltung der Gemeinsamen Agrarpolitik bis 2020 2011 ·(unknown), Annette Otte, Jürgen Bauhus, Olaf Christen, Stephan Dabbert, Matthias Gauly, (unknown), Jürgen Heß, Dieter Kirschke, Uwe Latacz‐Lohmann, Matin Qaim, Michael Schmitz, Achim Spiller, Albert Sundrum, Peter Weingarten	2
14	EU-Agrarpolitik nach 2013 : Plädoyer für eine neue Politik für Ernährung, Landwirtschaft und ländliche Räume : Gutachten Mai 2010 2010 ·OpenAgrar ·(unknown), (unknown), (unknown), Olaf Christen, Stephan Dabbert, Matthias Gauly, (unknown), Jürgen Heß, Dieter Kirschke, Uwe Latacz‐Lohmann, (unknown), (unknown), Achim Spiller, Albert Sundrum, Peter Weingarten	2
15	Investigations of the energy efficiency of integrated and organic farming in a long-term field trial on a loamy sand soil. 2010 ·OpenAgrar ·(unknown), (unknown), Olaf Christen	2
16	Break crop benefits in temperate wheat production breakdown → 2008 ·Field Crops Research ·John A. Kirkegaard, Olaf Christen, J. M. Krupinsky, David B. Layzell	387
17	Growth and yield of winter wheat in the first 3 years of a monoculture under varying N fertilization in NW Germany 2004 ·European Journal of Agronomy ·Klaus Sieling, Clément Stahl, (unknown), Olaf Christen	106
18	Sustainable agriculture-history, concept and consequences for research, education and extension 1996 ·Olaf Christen	5
19	Sensitivity ofLemna bioassay interacts with stock-culture period 1996 ·Journal of Chemical Ecology ·Olaf Christen, (unknown)	9
20	Biologically active secondary metabolites of barley. IV. Hordenine production by different barley lines 1994 ·Journal of Chemical Ecology ·J. V. Lovett, (unknown), Olaf Christen	30

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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