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Theses supervised between 2002 and today

Current

Germination and early seedling partitioning of lowland rice in variable thermal environments
Master of Science Thesis, Elena Begue [Germany]

Screening for salinity tolerance in Jatropha
Master of Science Thesis, Reah Gonzales [Trinidad Tobago]

Auswirkungen von Pflanzenkohlebeimischungen und VPD auf die Bodenwasserhaltekapazität und das Transpirationsverhalten von Mais
Bachelor of Science Thesis, Lena Schöllig [Germany]

Auswirkungen von Pflanzenkohlebeimischungen auf die Bodenwasserhaltekapazität und das Transpirationsverhalten von Reis und Mais
Bachelor of Science Thesis, Suhail Ansari [Germany]

Soil temperature related N dynamics in high altitude rice production systems.
Master of Science Thesis, Isaac Vincent [USA]
supported by GIZ/BEAF

Microclimate of integrated farming systems in the Brazilian Cerrado eco-region and its implications for the field water dynamics.
Master of Science Thesis, Severin Hübner [Germany]

Effect of ridging on water availability and yield performance of soybean in NE Ghana
Master of Science Thesis, Jessica Lloyd, [USA]

2017

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Blattmorphologische Anpassungen an Wasserdefizit und atmosphärische Dürre bei Baumwolle.
Bachelor of Science Thesis, Miriam Rüger [Germany]

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Aufnahme und Verteilung von endophytischen Bakterien in Reis.
Bachelor of Science Thesis, Sina Hartl [Germany]

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Evaluation of the versatility of WEAP as a planning tools for AWD rice production in the Philippines
Master of Science Thesis, Pia Schneider [Germany]
supported by GIZ/BEAF

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Effect of organic matter and mineral fertilizer application on yield performance of soybean in NE Ghana
Master of Science Thesis, Ivan Landers [USA]

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Development of a locally adapted participatory monitoring system for rainfall distribution in NE Ghana
Master of Science Thesis, Meret Zeller [Germany]

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Effects of root zone temperature and P nutrition on photosynthesis in rice under varying VPD.
Master of Science Thesis, Silas Nägele [Germany]

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Early leaf area development and leaf area responses to variable thermal environments of lowland rice genotypes in high altitude cropping systems in Madagascar
Master of Science Thesis, Eugen Jedig [Germany]
supported by the foundation fiat panis

2016

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Einfluss der Windgeschwindigkeit auf die Transpiration und die Blattentwicklung von drei Reissorten (Oryza sativa L.)
Bachelor of Science Thesis, Sebastian Deimel [Germany]

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Analysis of constraints for the optimization of nutrient use in soybean production in smallholder agriculture in North Ghana
Master of Science Thesis, Oswald Owusu-Akuoko [Ghana]

            

Wassermanagement im Kulturpflanzenanbau in Südostanatolien mithilfe von AquaCrop
Bachelor of Science Thesis, Ibrahim Koeran [Turkey]

            

Einfluss von fernroter und grüner Zusatzbeleuchtung auf das Wachstum und den Gaswechsel von Reis (Oryza sativa L.) während der Jugendentwicklung
Bachelor of Science Thesis, Ezequiel Bruguera [Germany]

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Einfluss abiotischer Stressfaktoren auf das Blattwachstum bei Panicum maximum
Bachelor of Science Thesis, Sophia Bothe [Germany]

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Reaktionen von Wachstum und Kornertrag eines Superzwergreis-Genotyps auf Veränderung des Stickstoff- und Lichtangebotes während der generativen Phase.
Bachelor of Science Thesis, Oliver Knopf [Germany]

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Phenology and yield performance of upland rice under varying water supply
Master of Science Thesis, Kristina Klinkhammer [Germany]
supported by GIZ/BEAF

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Effect of vegetation density on grazing behavior of free-ranging cattle in grasslands of Northeast Argentina
Master of Science Thesis, Cecilia Molo [Argentina]

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Effects of water availability and water management on the performance of NERICA 4 under rainfed conditions in semi-arid areas, Tanzania
Master of Science Thesis, Alexandra Schappert [Germany]
supported by the foundation fiat panis

2015

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Leaf growth and development as influenced by VPD and root zone temperature in rice
Master of Science Thesis, Vu Duy Hoang [Vietnam]

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Einfluss von atmosphärischer Feuchte auf Blattmorphologie und Transpirationsverhalten von Gartenbohne (Phaseolus vulgaris L.)
Bachelor of Science Thesis, Alexander Stana [Germany]

            

Temperature and spectral reflectance in potato clones under progressive drought
Master of Science Thesis, Jesus Zamaran [Peru]

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Effects of implementing simple crop management options on yield of soy bean in small holder fields in Ghana
Master of Science Thesis, Elli Wahl [Germany]

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Effects of repeated bunch trampling by grazing cattle on the botanical composition of Argentinean grasslands
Master of Science Thesis, Saskia Windisch [Germany]
supported by the foundation fiat panis

            

Optimization of water use and irrigation in paddy rice systems
Master of Science Thesis, Sara Davis [USA]

2014

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Einfluss von Tag- und Nachttemperaturen auf Wachstumsparameter und Stomatadichte von Reis
Bachelor of Science Thesis, Victor Chrobaczek [Germany]

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Einfluss der Luftfeuchtigkeit während der Aufzucht von Paprika und Reis auf die Transpirationsraten bei variierendem Dampfdruckdefizit.
Bachelor of Science Thesis, Eugen Jedig [Germany]

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Auswirkungen von hoch-intensiv Beweidung auf die Bodenwasserdynamik in Nord-Argentinischen Grasländern.
Bachelor of Science Thesis, Rabea Mächtel [Germany]

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Einfluss von atmosphärischer Feuchte auf Blattmorphologie und Transpirationsverhalten von Sonnenblume (Helianthus annuus L.)
Bachelor of Science Thesis, André Stütz [Germany]

            

Responses of plants to chlorine stress - Mechanisms and Strategies
Master of Science Thesis, Julian Davies, [Ghana]

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Einfluss von VPD und Wasserverfügbarkeit auf das Transpirationsverhalten von Fallopia sp.
Bachelor of Science Thesis, Fabian Clappers [Germany]

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Growth responses of irrigated rice to root-zone chilling under different Vapor Pressure Deficit (VPD) conditions
Master of Science Thesis, Jha Bhav [Nepal]

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Physiological responses of field-grown potato to water deficit
Master of Science Thesis, Leah Kuppinger [Germany]
supported by GIZ/BEAF

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Erfassung der Gasverluste während der Blattneubildungsphase des Kautschukbaums (Hevea brasiliensis Müll. Arg.)
Master of Science Thesis, Ioana Petrova [Bulgaria]
supported by the foundation fiat panis

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Species-Specific Estimation of Above-Ground Carbon Density by Optical In Situ Measurements of Light Interception in Semi-Arid Grasslands
Master of Science Thesis, Christina Seckinger [Germany]
supported by GIZ/BEAF

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Auswirkungen unterschiedlicher Konzentrationen exogen applizierter ABA auf Transpiration und hydraulische Leitfähigkeit von Mais.
Bachelor of Science Thesis, Maike Butzer[Germany]

 

Developing Water Extensive Alternatives for Agriculture in the Jordan Valley
Master of Science Thesis, Heike Kühner [Germany]

Auswirkungen von atmosphärischem Dampfdruckdefizit auf die Aufnahme und Verteilung von Natrium und Kalium in Gerste unter Salzstress
Bachelor of Science Thesis, Philipp Hornung [Germany]

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Effects of water management on microclimate and yield physiology in irrigated rice in semi-arid environments
PhD Thesis, Sabine Stürz [Germany]

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Auswirkungen unterschiedlicher Konzentrationen und Einwirkzeiten extern applizierter ABA auf die hydraulische Leitfähigkeit von Sonnenblumenwurzeln.
Bachelor of Science Thesis, Viktoria Schmidt [Germany]

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Effects of seed coating on germination and early seedling growth in cereals.
PhD Thesis, Linda Gorim [Cameroon]

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Environmental growth and development requirements of Plukenetia volubilis
Master of Science Thesis, Carmen Trujillo [Chile]

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Assessment of Seasonal Leaf Area Dynamics and Above- Ground Carbon Sequestration in Specific Vegetation Types of a Semi-Arid Grassland in Southern Ethiopia
Master of Science Thesis, Bosco Kidake [Kenya]

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Auswirkungen von Mantelsaat auf das Keimverhalten von Süssgräsern unter Trockenstress
Bachelor of Science Thesis, Gwendolin Krauss [Germany]

2013

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Potential use of pelagic algae (Sargassum ssp.) as supplement to animal nutrition in the coastal regions of Costa Rica
Master of Science Thesis, Sabine Wischnat [Germany]

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Relationship between fertilizer dose, feed value, and economic return of a grass-legume fodder crop
Master of Science Thesis, Sergiu Treer [Romania] 

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Keimung und frühes Sämlingswachstum von Plukenetia spp. unter variablen Umweltbedingungen
Bachelor of Science Thesis, Alexander Geromont [Germany]

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Responses of transpiration to salinity and Vapor pressure deficit (VPD) in five Chinese Songnen grass species.
Master of Science Thesis, Hong Bin Wei [China]

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Die wichtigsten stärkeliefernden Pflanzen im globalen Vergleich
Bachelor of Science Thesis, Steve Davies [Germany]

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Influence of light quality and quantity on biomass accumulation in Fallopia sachalinensis
Bachelor of Science Thesis, Alexandra Schappert [Germany]

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Die wichtigsten ölliefernden Pflanzen im globalen Vergleich
Bachelor of Science Thesis, Philipp Behringer [Germany]

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"Environmental effects on physicsal properties of Geohumus and effects of its application on drought responses of maize"
PhD Thesis, Nha Van Duong [
Vietnam]

 

"Auswirkungen von Wasserverfügbarkeit auf die Biomasse-bildung bei Fallopia sp."
Bachelor of Science Thesis, Markus Streck [Germany]

 

"Phyllochron of upland rice grown at low and high altitude climatic conditions"
Bachelor of Science Thesis, Juy-Kieu Chak, [Germany]

2012

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"Effects of variable water supply on root properties of sorghum and cowpea in mono- and inter-cropped systems"
Master of Science Thesis, Mercy Bah [Cameroon]

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"Effects of vegetation type and species composition on carbon stocks in semi-arid Ethiopian Savannahs"
Master of Science Thesis, Beatrice Breuer [Germany]
supported by the foundation fiat panis

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"Relationship between vegetation type, soil type, soil moisture, and carbon stocks in semi-arid Ethiopian Savannahs"
Master of Science Thesis, Sarah Glatzle [Germany]
supported by the foundation fiat panis

            

"Continental comparison of grassland ecosystems with particular reference to climate change"
Bachelor of Science Thesis, Philipp Heck [Germany]

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"Genotypic responses of upland rice to an altitudinal gradient"
PhD Thesis, Suchit Shrestha [Nepal]

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"Physiological and growth responses of Jatropha curcas L. to water, nitrogen, and salt stress"
PhD Thesis, Arisoa Rajaona, [Madagascar]

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"Effects of management practices on carbon sequestration in semi-arid Ethiopian Savannahs"
Master of Science Thesis, Lena Rathjen [Germany]
supported by the foundation fiat panis

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"Potential yield of Venezuelan maize varieties under variable water supply"
Master of Science Thesis, Gabriela Pereyra [Venezuela]

2011

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"Relationship between vegetation cover and soil carbon in Northern Kenyan grasslands"
Master of Science Thesis, Barnabas Kurgat [Kenya]

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"Monitoring the encroachment of Northern Argentinean grasslands by invasive species using NDVI"
Master of Science Thesis, Ruben Gonzales [Argentina]

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"Adaptation mechanisms of Leymus chinensis to grazing and salt-alkali stress"
Master of Science Thesis, Yanhua Wang [China]

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"Transpirationsdynamik von Steppengräsern nach Trockenstress"
Bachelor of Science Thesis, Caroline Weiler [Germany]

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"Characterizing effects and potential mechanisms of the mayor QTL "Pup1" in Rice (Oryza sativa L.)"
Master of Science Thesis, Hannes Karwat [Germany]
supported by GIZ/BEAF

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"Effects of root-zone phosphorus concentration on root morphology of pearl millet"
Bachelor of Science Thesis, Baldur Janz [Germany]

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"Auswirkungen externer Applikation von Abscisinsäure auf die hydraulische Leitfähigkeit der Wurzel von Ricinus communis L."
Bachelor of Science Thesis, Elena Begue [Germany]

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"Auswirkungen von Bodenhilfsstoffen auf Wurzel-Spross-Signale von Mais unter Trockenstress"
Bachelor of Science Thesis, Sandra Abendschein [Germany]

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"Effekte von unterschiedlichem atmosphärischen Wasserdampfdruckdefizits auf die Transpiration der chinesischen Steppengräser Stipa grandis und Leymus chinensis L."
Bachelor of Science Thesis, Lea Kuppinger [Germany]

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"Einfluss von Bodentemperatur auf Wachstum und Entwicklung von Sommergerste"
Bachelor of Science Thesis, Sascha Groß [Germany]

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"Einfluss von Salzstress und Abscisinsäure auf die Wasserversorgung von Raps (Brassica napus L.)"
Bachelor of Science Thesis, Ioanna Petrova [Germany]

2010

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"Effect of root zone temperature and changes in precipitation on yield components and yield formation in Spring Wheat (Triticum aestivum cv. Triso)"
Master of Science Thesis, Fadi Kanso [Lebanon]

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"Bewertung der Salztoleranz von Jatropha curcas."
Bachelor of Science Thesis, Christina Seckinger [Germany]

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"Einfluss von ABA und osmotischem Stress auf die hydraulische Leitfähigkeit von Rhizinuswurzeln"
Bachelor of Science Thesis, Moritz Rönneper [Germany]

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"The potential for irrigating Jatropha curcas with waste water"
Master of Science Thesis, Nele Sutterer [Germany]

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"Physiolgical aspects of water use effciency in selected irrigated rice genotypes grown in the Sahel"
Diplomarbeit, Julia Hartmann [Germany]
supported by GIZ/BEAF

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"Optimization of aeroponic growth systems for rice"
Master of Science Thesis, Marc Schmierer [Germany]

2009

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"Effects of rhizobacteria on root iron plaque formation in rice subjected to iron toxicity"
Master of Science Thesis, Sunilda Terré [Spain]

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"Indogenous knowledge and ecology of medicinal plants in Northern Thailand"
Bachelor of Science Thesis, Manuel Hilscher [Germany]
supported by the foundation fiat panis

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"Influence of soil ameliorants on the availability of micro nutrients to industrial crop plants grown on marginal soils in Brandenburg"
Bachelor of Science Thesis, Markus Winter [Germany]

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"Physiological and agronomic responses of selected rice genotypes to irrigation management practices in the Sahel"
Master of Science Thesis, Isabel Schlegel [Germany]
supported by GIZ/BEAF

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"Automatische Messung von Blattwachstumsraten unter Feldbedingungen" 
Diplomarbeit, Christian Heck [Germany
]

2008

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"Virtuelles Wasser in der Baumwolle Australiens"
Bachelor of Science Thesis, Leonie Hahne [Germany]

2007

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"Mechanistische Bewertung von Eisentoxizitätsresistenz bei Nassreis im Feldanbau im Mekong Delta, Vietnam"
Diplomarbeit, Sabine Stürz [Germany].
supported by the foundation fiat panis

            

"Photosynthesis responses to root-borne signals in lowland rice during early stages of chilling and drought stress" 
Diplomarbeit, Christina Ripken [Germany].

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"Phenological and agronomical responses of rice genotypes to changes in planting date in a high altitude cropping system of Nepal"
Master of Science Thesis, Suchit Prasad Shresta [Nepal]

2006

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"Physiological mechanisms of iron toxicity in lowland rice"
Master of Science Thesis, Tam Aung [Myanmar].

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"Untersuchungen zur genotypischen Salzresistenz von Gerste in semi-ariden Gebieten"
(Genetic basis of Salt Tolerance of Afghan Barley Cultivars on the Basis of QTLs)
Diplomarbeit, Said Dadshani [Afghanistan].
supported by the foundation fiat panis

2005

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"Morphological and Physiological Responses of Sorghum (Sorghum bicolor  L. Moench) to Different Patterns of Drought"
Master of Science Thesis, Alhassan Abdulai [Ghana].

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"Phyllochron and Leaf Development in Field-grown Rice Genotypes und Varying Thermal Environments of a High Altitude Cropping System"
Master of Science Thesis, Raja Khanal [Nepal].

2004

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"Modelling concepts for Sodium and Potassium Uptake in Rice Plants as a Function of Transpiration"
Master of Science Thesis, Sankar Das [Bangladesh].

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"Salinity Effects on Tiller and Leaf Appearance and on Development Rate of Individual Leaf Positions in Irrigated Rice"
Master of Science Thesis, Keshav Dahal ([Nepal].

2003

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"Nitrate Reductase Activity in Rice as a Screening Tool for Weed Competitiveness"
Master of Science Thesis, Maurice Ouko [Kenya]

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"Developing a Standardized Procedure to Screen Lowland Rice (Oryza sativa ) Seedlings for Tolerance to Iron Toxicity"
Master of Science Thesis, Dilys Kpongor [Ghana].

2002

            

"Stress responses and ABA root signals in relation to drought stress intensity in three upland rice cultivars"
Master Thesis KVL, Andrea Andreassen [Denmark].

Candidate genes for salinity tolerance in barley

Root-shoot-communication of rice subjected to drought

QTL assisted selection for salt tolerance of barley

Drought resistance traits in sorghum

Sowing the rice garden in Nepal