Articoli con mandati relativi all'accesso pubblico - Ignas HeitkonigUlteriori informazioni
Non disponibili pubblicamente: 6
Trees improve grass quality for herbivores in African savannas
AC Treydte, IMA Heitkönig, HHT Prins, F Ludwig
Perspectives in plant ecology, evolution and systematics 8 (4), 197-205, 2007
Mandati: German Research Foundation
Shrimp pond effluent dominates foliar nitrogen in disturbed mangroves as mapped using hyperspectral imagery
A Fauzi, AK Skidmore, H van Gils, M Schlerf, IMA Heitkönig
Marine pollution bulletin 76 (1-2), 42-51, 2013
Mandati: Royal Netherlands Academy of Arts and Sciences
Condensed tannins reduce browsing and increase grazing time of free-ranging goats in semi-arid savannas
NR Mkhize, IMA Heitkönig, PF Scogings, LE Dziba, HHT Prins, ...
Applied Animal Behaviour Science 169, 33-37, 2015
Mandati: National Research Foundation, South Africa
Modelling ungulate dependence on higher quality forage under large trees in African savannahs
AC Treydte, IMA Heitkönig, F Ludwig
Basic and Applied Ecology 10 (2), 161-169, 2009
Mandati: German Research Foundation
Anthropogenic disturbance effects remain visible in forest structure, but not in lemur abundances
I de Winter, S van der Hoek, J Schütt, IMA Heitkönig, P Van Hooft, G Gort, ...
Biological Conservation 225, 106-116, 2018
Mandati: Netherlands Organisation for Scientific Research, Royal Netherlands Academy …
Supplemental nutrients increase the consumption of chemically defended shrubs by free-ranging herbivores
NR Mkhize, IMA Heitkönig, PF Scogings, D Hattas, LE Dziba, HHT Prins, ...
Agriculture, Ecosystems & Environment 235, 119-126, 2016
Mandati: National Research Foundation, South Africa
Disponibili pubblicamente: 14
Regional estimation of savanna grass nitrogen using the red-edge band of the spaceborne RapidEye sensor
A Ramoelo, AK Skidmore, MA Cho, M Schlerf, R Mathieu, IMA Heitkönig
International journal of applied Earth observation and geoinformation 19 …, 2012
Mandati: Council of Scientific and Industrial Research, India
Non-linear partial least square regression increases the estimation accuracy of grass nitrogen and phosphorus using in situ hyperspectral and environmental data
A Ramoelo, AK Skidmore, MA Cho, R Mathieu, IMA Heitkönig, ...
ISPRS journal of photogrammetry and remote sensing 82, 27-40, 2013
Mandati: Council of Scientific and Industrial Research, India
Improved quality of beneath‐canopy grass in South African savannas: Local and seasonal variation
AC Treydte, FA Looringh van Beeck, F Ludwig, IMA Heitkönig
Journal of Vegetation Science 19 (5), 663-670, 2008
Mandati: German Research Foundation
Herbaceous forage and selection patterns by ungulates across varying herbivore assemblages in a South African savanna
AC Treydte, S Baumgartner, IMA Heitkönig, CC Grant, WM Getz
PloS one 8 (12), e82831, 2013
Mandati: US National Institutes of Health
Savanna grass nitrogen to phosphorous ratio estimation using field spectroscopy and the potential for estimation with imaging spectroscopy
A Ramoelo, AK Skidmore, M Schlerf, IMA Heitkönig, R Mathieu, MA Cho
International Journal of Applied Earth Observation and Geoinformation 23 …, 2013
Mandati: Council of Scientific and Industrial Research, India
Will legal international rhino horn trade save wild rhino populations?
JAJ Eikelboom, RJM Nuijten, YXG Wang, B Schroder, IMA Heitkönig, ...
Global Ecology and Conservation 23, e01145, 2020
Mandati: Netherlands Organisation for Scientific Research
Tick treatment practices in the field: Access to, knowledge about, and on-farm use of acaricides in Laikipia, Kenya
F Mutavi, I Heitkönig, B Wieland, N Aarts, A Van Paassen
Ticks and tick-borne diseases 12 (5), 101757, 2021
Mandati: CGIAR
Techne meets Metis: Knowledge and practices for tick control in Laikipia County, Kenya
F Mutavi, N Aarts, A Van Paassen, I Heitkönig, B Wieland
NJAS-Wageningen Journal of Life Sciences 86, 136-145, 2018
Mandati: CGIAR
Estimating grass nutrients and biomass as an indicator of rangeland (forage) quality and quantity using remote sensing in Savanna ecosystems
A Ramoelo, MA Cho, RSA Mathieu, AK Skidmore, M Schlerf, ...
Mandati: Council of Scientific and Industrial Research, India
Eutrophication of mangroves linked to depletion of foliar and soil base cations
A Fauzi, AK Skidmore, IMA Heitkönig, H van Gils, M Schlerf
Environmental monitoring and assessment 186, 8487-8498, 2014
Mandati: Royal Netherlands Academy of Arts and Sciences
Effects of seasonality and previous logging on faecal helminth-microbiota associations in wild lemurs
II de Winter, A Umanets, G Gort, WH Nieuwland, P van Hooft, ...
Scientific Reports 10 (1), 16818, 2020
Mandati: Netherlands Organisation for Scientific Research, Royal Netherlands Academy …
Occupancy strongly influences faecal microbial composition of wild lemurs
A Umanets, I de Winter, F IJdema, J Ramiro-Garcia, P van Hooft, ...
FEMS microbiology ecology 94 (3), fiy017, 2018
Mandati: Netherlands Organisation for Scientific Research, Royal Netherlands Academy …
Scale-dependent bi-trophic interactions in a semi-arid savanna: how herbivores eliminate benefits of nutrient patchiness to plants
C Van der Waal, H De Kroon, F Van Langevelde, WF de Boer, ...
Oecologia 181, 1173-1185, 2016
Mandati: Netherlands Organisation for Scientific Research
Determining Mhc-DRB profiles in wild populations of three congeneric true lemur species by noninvasive methods
II de Winter, T Qurkhuli, N de Groot, AJM de Vos-Rouweler, P van Hooft, ...
Immunogenetics 71, 97-107, 2019
Mandati: Netherlands Organisation for Scientific Research, Royal Netherlands Academy …
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