Skip to content

Home Search Authors Pakistan News Saved

SciRah

SciRah does not host or store research papers. Results come live from free, official scholarly APIs, and every paper links back to its original source.

Data sources

OpenAlex
Semantic Scholar
Crossref
CORE
arXiv
PubMed

Privacy policy Terms of service

C. Keitel · SciRah

Researcher profile · Semantic Scholar

C. Keitel

Share profile

C. Keitel — researcher profile on SciRah

h-index: 36
Works: 95
Citations: 5,237

Most-cited papers

Potential risks for European beech (Fagus sylvatica L.) in a changing climate
A. Gessler, C. Keitel, J. Kreuzwieser, R. Matyssek +2 more
2006Trees478 citations
Semantic Scholar
Carbon allocation and carbon isotope fluxes in the plant-soil-atmosphere continuum: a review
N. Brüggemann, A. Gessler, Z. Kayler, S. Keel +16 more
2011409 citations Open access
Semantic Scholar
Why are non-photosynthetic tissues generally 13C enriched compared with leaves in C3 plants? Review and synthesis of current hypotheses.
L. Cernusak, G. Tcherkez, C. Keitel, W. Cornwell +10 more
2009Functional Plant Biology392 citations Open access
Semantic Scholar
Carbon and phosphorus addition effects on microbial carbon use efficiency, soil organic matter priming, gross nitrogen mineralization and nitrous oxide emission from soil
K. R. Mehnaz, P. E. Corneo, C. Keitel, F. Dijkstra
2019Soil Biology and Biochemistry202 citations
Semantic Scholar
Soil carbon and nitrogen stocks in forests along an altitudinal gradient in the eastern Himalayas and a meta‐analysis of global data
S. Tashi, Balwant Singh, C. Keitel, M. Adams
2016Global Change Biology201 citations
Semantic Scholar
Global meta-analysis of nitrogen fertilizer use efficiency in rice, wheat and maize
Xing Yu, C. Keitel, Yu Zhang, A. N. Wangeci +1 more
2022Agriculture, Ecosystems & Environment184 citations
Semantic Scholar
Carbon and oxygen isotope composition of organic compounds in the phloem sap provides a short‐term measure for stomatal conductance of European beech (Fagus sylvatica L.)
C. Keitel, M. Adams, T. Holst, A. Matzarakis +3 more
2003182 citations
Semantic Scholar
Progress and challenges in using stable isotopes to trace plant carbon and water relations across scales
C. Werner, H. Schnyder, M. Cuntz, C. Keitel +17 more
2012169 citations Open access
Semantic Scholar
Stable isotope composition of organic compounds transported in the phloem of European beech--evaluation of different methods of phloem sap collection and assessment of gradients in carbon isotope composition during leaf-to-stem transport.
A. Gessler, H. Rennenberg, C. Keitel
2004Plant biology169 citations
Semantic Scholar
Towards physiologically meaningful water‐use efficiency estimates from eddy covariance data
J. Knauer, S. Zaehle, B. Medlyn, M. Reichstein +8 more
2018Global Change Biology156 citations Open access
Semantic Scholar
On the metabolic origin of the carbon isotope composition of CO2 evolved from darkened light-acclimated leaves in Ricinus communis.
A. Gessler, G. Tcherkez, O. Karyanto, C. Keitel +4 more
2009New Phytologist143 citations
Semantic Scholar
Short‐term variation in the isotopic composition of organic matter allocated from the leaves to the stem of Pinus sylvestris: effects of photosynthetic and postphotosynthetic carbon isotope fractionation
E. Brandes, N. Kodama, K. Whittaker, C. Weston +4 more
2006138 citations
Semantic Scholar
The response regulator ARR2: a pollen-specific transcription factor involved in the expression of nuclear genes for components of mitochondrial Complex I in Arabidopsis
J. Lohrmann, U. Sweere, E. Zabaleta, Isabel Bäurle +6 more
2001Zeitschrift für Induktive Abstammungs- und Vererbungslehre133 citations
Semantic Scholar
Global analysis of phosphorus fertilizer use efficiency in cereal crops
Xing Yu, C. Keitel, F. Dijkstra
2021Global Food Security132 citations
Semantic Scholar
Water shortage affects the water and nitrogen balance in Central European beech forests.
A. Geβler, C. Keitel, M. Nahm, H. Rennenberg
2004Plant biology120 citations
Semantic Scholar
δ13C of organic matter transported from the leaves to the roots in Eucalyptus delegatensis: short-term variations and relation to respired CO2.
A. Gessler, C. Keitel, N. Kodama, C. Weston +5 more
2007Functional Plant Biology116 citations Open access
Semantic Scholar
Climate and soils together regulate photosynthetic carbon isotope discrimination within C3plants worldwide
W. Cornwell, I. Wright, J. Turner, V. Maire +19 more
2018Global Ecology and Biogeography114 citations Open access
Semantic Scholar
Plant and microbial uptake of nitrogen and phosphorus affected by drought using 15N and 32P tracers
F. Dijkstra, Mingzhu He, M. Johansen, J. Harrison +1 more
2015114 citations
Semantic Scholar
Carbon isotopic composition and oxygen isotopic enrichment in phloem and total leaf organic matter of European beech (Fagus sylvatica L.) along a climate gradient.
C. Keitel, A. Matzarakis, H. Rennenberg, A. Gessler
2006Plant, Cell and Environment111 citations
Semantic Scholar
Carbon allocation to the rhizosphere is affected by drought and nitrogen addition
Ru-Zhen Wang, T. Cavagnaro, Yong Jiang, C. Keitel +1 more
2021Journal of Ecology106 citations
Semantic Scholar
The oxygen isotope enrichment of leaf-exported assimilates – does it always reflect lamina leaf water enrichment?
A. Gessler, E. Brandes, C. Keitel, Sonja Boda +5 more
2013New Phytologist106 citations Open access
Semantic Scholar
Phloem sap and leaf δ13C, carbohydrates, and amino acid concentrations in Eucalyptus globulus change systematically according to flooding and water deficit treatment
A. Merchant, A. D. Peuke, C. Keitel, C. Macfarlane +2 more
2010Journal of Experimental Botany85 citations Open access
Semantic Scholar
Do 2H and 18O in leaf water reflect environmental drivers differently?
L. Cernusak, A. Barbeta, R. Bush, Rebekka Eichstaedt Bögelein +20 more
2022New Phytologist63 citations Open access
Semantic Scholar
Diurnal patterns of water use in Eucalyptus victrix indicate pronounced desiccation-rehydration cycles despite unlimited water supply.
S. Pfautsch, C. Keitel, T. Turnbull, Michael Braimbridge +4 more
2011Tree Physiology63 citations Open access
Semantic Scholar
Oxygen isotope enrichment of organic matter in Ricinus communis during the diel course and as affected by assimilate transport.
A. Gessler, A. D. Peuke, C. Keitel, G. Farquhar
2007New Phytologist63 citations Open access
Semantic Scholar
Multiple measurements constrain estimates of net carbon exchange by a Eucalyptus forest
H. Keith, R. Leuning, K. Jacobsen, H. Cleugh +5 more
200962 citations Open access
Semantic Scholar
DIFFERENTIAL EXPRESSION AND NUCLEAR LOCALIZATION OF RESPONSE REGULATOR-LIKE PROTEINS FROM ARABIDOPSIS THALIANA
J. Lohrmann, G. Buchholz, C. Keitel, U. Sweere +5 more
199962 citations
Semantic Scholar
Forest understory plant and soil microbial response to an experimentally induced drought and heat‐pulse event: the importance of maintaining the continuum
Isabell von Rein, A. Gessler, K. Premke, C. Keitel +2 more
2016Global Change Biology58 citations
Semantic Scholar
Plant uptake of nitrogen and phosphorus among grassland species affected by drought along a soil available phosphorus gradient
P. Mariotte, T. Cresswell, M. Johansen, J. Harrison +2 more
2020Plant and Soil55 citations
Semantic Scholar
Effects of carbon and phosphorus addition on microbial respiration, N2O emission, and gross nitrogen mineralization in a phosphorus-limited grassland soil
K. R. Mehnaz, C. Keitel, F. Dijkstra
2018Biology and Fertility of Soils53 citations
Semantic Scholar
Rhizodeposition mediates the effect of nitrogen and phosphorous availability on microbial carbon use efficiency and turnover rate
Bahareh Bicharanloo, Milad Bagheri Shirvan, C. Keitel, F. Dijkstra
202051 citations
Semantic Scholar
13 C of organic matter transported from the leaves to the roots in Eucalyptus delegatensis : short-term variations and relation to respired CO 2
A. Gessler, C. Keitel, N. Kodama, C. Weston +5 more
200750 citations
Semantic Scholar
Phosphorus availability and plants alter soil nitrogen retention and loss.
K. R. Mehnaz, C. Keitel, F. Dijkstra
2019Science of the Total Environment47 citations
Semantic Scholar
A novel 13 C pulse-labelling method to quantify the contribution of rhizodeposits to soil respiration in a grassland exposed to drought and nitrogen addition.
Ru-Zhen Wang, Bahareh Bicharanloo, M. B. Shirvan, T. Cavagnaro +3 more
2020New Phytologist44 citations Open access
Semantic Scholar
Measured deuterium in water vapour concentration does not improve the constraint on the partitioning of evapotranspiration in a tall forest canopy, as estimated using a soil vegetation atmosphere transfer model
V. Haverd, M. Cuntz, D. Griffith, C. Keitel +2 more
201143 citations
Semantic Scholar
Fungi are more important than bacteria for soil carbon loss through priming effects and carbon protection through aggregation
H. Husain, C. Keitel, F. Dijkstra
2024Agriculture, Ecosystems & Environment. Applied Soil Ecology40 citations Open access
Semantic Scholar
Profiling a possible rapid extinction event in a long-lived species
R. Spencer, J. V. Van Dyke, Kristen Petrov, Bruno O. Ferronato +4 more
201836 citations
Semantic Scholar
Rhizosphere priming effects of Lolium perenne and Trifolium repens depend on phosphorus fertilization and biological nitrogen fixation
Jiayu Lu, Jin-Feng Yang, C. Keitel, Liming Yin +3 more
202034 citations
Semantic Scholar
Ameliorating soil acidity with calcium carbonate and calcium hydroxide: effects on carbon, nitrogen, and phosphorus dynamics
Xingjun Yu, C. Keitel, F. Dijkstra
2023Journal of soil science and plant nutrition32 citations
Semantic Scholar
Variation in specific root length among 23 wheat genotypes affects leaf δ13C and yield
P. E. Corneo, C. Keitel, M. Kertesz, F. Dijkstra
201731 citations
Semantic Scholar
Reallocation of nitrogen and phosphorus from roots drives regrowth of grasses and sedges after defoliation under deficit irrigation and nitrogen enrichment
Ru-Zhen Wang, T. Cresswell, M. Johansen, J. Harrison +4 more
2021Journal of Ecology30 citations Open access
Semantic Scholar
Nitrogen addition and defoliation alter belowground carbon allocation with consequences for plant nitrogen uptake and soil organic carbon decomposition.
Bahareh Bicharanloo, M. B. Shirvan, T. Cavagnaro, C. Keitel +1 more
2022Science of the Total Environment28 citations
Semantic Scholar
Enhanced decomposition and nitrogen mineralization sustain rapid growth of Eucalyptus regnans after wildfire
F. Dijkstra, Meaghan E. Jenkins, Vivien Rémy de Courcelles, C. Keitel +3 more
201728 citations
Semantic Scholar
Analysis of biochars for C, H, N, O and S by elemental analyser
M. Bird, C. Keitel, W. Meredith
201727 citations
Semantic Scholar
Identification of High-Temperature Tolerant and Agronomically ViableTomato (S. lycopersicum) Genotypes from a Diverse GermplasmCollection
Muhammed Alsamir, N. Ahmad, C. Keitel, T. Mahmood +1 more
201721 citations Open access
Semantic Scholar
Allometric equations for biomass and carbon stocks of forests along an altitudinal gradient in the eastern Himalayas
S. Tashi, C. Keitel, Balwant Singh, M. Adams
201718 citations
Semantic Scholar
Nitrogen and phosphorus availability have stronger effects on gross and net nitrogen mineralisation than wheat rhizodeposition
Bahareh Bicharanloo, Milad Bagheri Shirvan, C. Keitel, F. Dijkstra
2022Geoderma17 citations
Semantic Scholar
Differential expression of the oncoproteins c-myc and c-myb in human lymphoproliferative disorders.
W. Siegert, C. Beutler, K. Langmach, C. Keitel +1 more
1990European Journal of Cancer17 citations
Semantic Scholar
Maximising carbon sequestration through mixing compost in moist soil
Feike A. Dijkstra, C. Keitel
2024Soil Biology and Biochemistry15 citations Open access
Semantic Scholar
Relations of sugar composition and delta 13C in phloem sap to growth and physiological performance of Eucalyptus globulus (Labill).
A. Merchant, M. Tausz, C. Keitel, M. Adams
2010Plant, Cell and Environment15 citations Open access
Semantic Scholar

Frequent co-authors

Invite them to SciRah by sharing their profile.

F. Dijkstra×18
Invite
F. Dijkstra — researcher profile on SciRah
A. Gessler×13
Invite
A. Gessler — researcher profile on SciRah
M. Adams×8
Invite
M. Adams — researcher profile on SciRah
G. Farquhar×7
Invite
G. Farquhar — researcher profile on SciRah

×5

Invite

Z. Kayler — researcher profile on SciRah

H. Rennenberg×4

Invite

H. Rennenberg — researcher profile on SciRah

Invite

M. Barbour — researcher profile on SciRah

T. Cavagnaro×4

Invite

T. Cavagnaro — researcher profile on SciRah

Bahareh Bicharanloo×4

Invite

Bahareh Bicharanloo — researcher profile on SciRah

J. Ghashghaie×3

Invite

J. Ghashghaie — researcher profile on SciRah

Invite

A. Knohl — researcher profile on SciRah

Invite

L. Cernusak — researcher profile on SciRah