Ernst Witter

6.6k citations

38 papers · 5.1k indexed · 2 hit papers · h-index 27

Impact in

Soil Science top 0.2%
- Soil Carbon and Nitrogen Dynamics
- Composting and Vermicomposting Techniques
Pollution top 0.5%
- Heavy metals in environment

Papers in

Soil Science 23
- Soil Carbon and Nitrogen Dynamics 19
Pollution 13
- Heavy metals in environment 9
- Wastewater Treatment and Nitrogen Removal 4

Co-authors: K.E. Giller S. P. McGrath Marc Corbeels Pablo Tittonell Holger Kirchmann Anke M. Herrmann Anna Mårtensson J. M. Lopez-Real
Journals: Soil Biology and Biochemistry (12 papers)Biology and Fertility of Soils (3 papers)Plant and Soil (3 papers)European Journal of Agronomy (3 papers)Biological Agriculture & Horticulture (2 papers)
Partner nations: Sweden United Kingdom Netherlands

In The Last Decade

Ernst Witter

38 papers receiving 4.7k citations

Hit Papers

align trajectories log scale

Conservation agriculture and smallholder farming in Africa: The heretics’ view 2009 · 1.0k citations

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if any of the following hold:

it has ≥500 total citations;
it reaches ≥1.5× the top-1% citation threshold for papers in the same subfield and year (the threshold is the minimum needed to enter the top 1%, not the average within it);
it reaches the top citation threshold in at least one of its specific research topics.

2009 Field Crops Research
1998 Soil Biology and Biochemistry

Peers

Countries citing papers authored by Ernst Witter

Since Specialization

Citations

This map shows the geographic impact of Ernst Witter'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 Ernst Witter with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Ernst Witter more than expected).

Fields of papers citing papers by Ernst Witter

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ernst Witter. 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 Ernst Witter. The network helps show where Ernst Witter may publish in the future.

Co-authorship network

The 25 scholars most cited alongside Ernst Witter, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with Ernst Witter Line = papers co-authored together Ernst Witter links everyone, so they are left out of the graph.

All Works

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20 of 20 papers shown

#	Work
1	Determination of the critical nitrogen concentration of white cabbage European Journal of Agronomy ·Jo-Riëtte Jacobs, Ernst Witter	2010	8
2	Predictors of gross N mineralization and immobilization during decomposition of stabilized organic matter in agricultural soil European Journal of Soil Science ·Anke M. Herrmann, Ernst Witter	2008	23
3	Use of acetylene as a nitrification inhibitor to reduce biases in gross N transformation rates in a soil showing rapid disappearance of added ammonium Soil Biology and Biochemistry ·Anke M. Herrmann, Ernst Witter, Thomas Kätterer	2007	16
4	A method to assess whether ‘preferential use’ occurs after 15N ammonium addition; implication for the 15N isotope dilution technique Soil Biology and Biochemistry ·Anke M. Herrmann, Ernst Witter, Thomas Kätterer	2004	13
5	Can N mineralisation be predicted from soil organic matter? Carbon and gross N mineralisation rates as affected by long-term additions of different organic amendments. Anke M. Herrmann, Ernst Witter, Thomas Kätterer, D. J. Hatch, D. R. Chadwick, S. C. Jarvis, Zoran Tomić	2004	8
6	Nutrient Management and Farmers' Concept of Soil Fertility and Fertilisers: A Case Study in Southern Vietnam International Journal of Agricultural Sustainability ·William Lamar Law, Ernst Witter, J Staflová, Stephen Burdick	2004	6
7	Element balances as a tool for sustainable nutrient management: a critical appraisal of their merits and limitations within an agronomic and environmental context European Journal of Agronomy ·Ingrid Öborn, A.C. Edwards, Ernst Witter, O. Oenema, Radha Kishan Narsini, P. J. A. Withers, Staffan Nilsson, D. S. Santana	2003	193
8	Sources of C and N contributing to the flush in mineralization upon freeze–thaw cycles in soils Soil Biology and Biochemistry ·Anke M. Herrmann, Ernst Witter	2002	210
9	Potassium Uptake from the Subsoil by Green Manure Crops Biological Agriculture & Horticulture ·Ernst Witter, Göran Johansson	2001	36
10	A rapid method to extract ergosterol from soil by physical disruption Applied Soil Ecology ·Ping Gong, Xin Guan, Ernst Witter	2001	91
11	Characteristics of the soil microbial biomass in soils from a long-term field experiment with different levels of C input Applied Soil Ecology ·Ernst Witter, Arno Kanal	1998	67
12	Where's the limit? Changes in the microbiological properties of agricultural soils at low levels of metal contamination Soil Biology and Biochemistry ·A. Sigrun Dahlin, Ernst Witter, Anna Mårtensson, Andy Turner, Erland Bååth	1997	130
13	Soil C balance in a long-term field experiment in relation to the size of the microbial biomass Biology and Fertility of Soils ·Ernst Witter	1996	40
14	Towards zero accumulation of heavy metals in soils Nutrient Cycling in Agroecosystems ·Ernst Witter	1996	27
15	Microbial utilization of [U14C]-labelled straw and [U13C]-labelled glucose in soils of contrasting pH and metal status Soil Biology and Biochemistry ·Ernst Witter, A. Sigrun Dahlin	1995	35
16	Land application of sewage sludge: scientific perspectives of heavy metal loading limits in Europe and the United States Environmental Reviews ·S. P. McGrath, Andrew C. Chang, A. L. Page, Ernst Witter	1994	168
17	Long-term effects of metal contamination on soil microorganisms Soil Biology and Biochemistry ·Ernst Witter, K.E. Giller, S. P. McGrath	1994	12
18	Ammonia volatilization during aerobic and anaerobic manure decomposition Plant and Soil ·Holger Kirchmann, Ernst Witter	1989	211
19	Nitrogen losses during the composting of sewage sludge, and the effectiveness of clay soil, zeolite, and compost in adsorbing the volatilized ammonia Biological Wastes ·Ernst Witter, J. M. Lopez-Real	1988	112
20	The Potential of Sewage Sludge and Composting in a Nitrogen Recycling Strategy for Agriculture Biological Agriculture & Horticulture ·Ernst Witter, J. M. Lopez-Real	1987	36

About Ernst Witter

Ernst Witter is a scholar working on Soil Science, Pollution, Industrial and Manufacturing Engineering, Environmental Chemistry and Biomaterials, having authored 38 papers that have together received 5.1k indexed citations. Recurring topics across this work include Soil Carbon and Nitrogen Dynamics (19 papers), Heavy metals in environment (9 papers), Soil and Water Nutrient Dynamics (8 papers), Phosphorus and nutrient management (6 papers), Plant Micronutrient Interactions and Effects (4 papers), Wastewater Treatment and Nitrogen Removal (4 papers), Clay minerals and soil interactions (4 papers) and Soil and Unsaturated Flow (4 papers). The work is most often cited by research in Soil Science (2.1k citations), Pollution (1.8k citations), General Agricultural and Biological Sciences (637 citations), Environmental Chemistry (748 citations) and Industrial and Manufacturing Engineering (508 citations). Ernst Witter has collaborated with scholars based in Sweden, United Kingdom and Netherlands. Frequent co-authors include K.E. Giller, S. P. McGrath, Marc Corbeels, Pablo Tittonell, Holger Kirchmann, Anke M. Herrmann, Anna Mårtensson, J. M. Lopez-Real, A. Sigrun Dahlin and Erland Bååth. Their work appears in journals such as Soil Biology and Biochemistry, Biology and Fertility of Soils, Plant and Soil, European Journal of Agronomy and Biological Agriculture & Horticulture.

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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