Tropentag 2026:

Scientific contributions
Oral presentations and poster presentations

Thematic Groups:

Plenary
Keynotes day 1
Keynotes day 3

Resilient crop, livestock and agroforestry systems

Climate change impacts, adaptation and mitigation

Food systems, nutrition & livelihoods

Markets, governance & policy innovation

Soil, water & biodiversity

Technology, data & knowledge systems

Institutions
CGIAR
BMFTR
BMZ/giz
BMLEH

Plenary

Keynotes day 1

Oral presentations session:

Keynotes day 3

Oral presentations session:

Resilient crop, livestock and agroforestry systems

Oral presentations session:

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RUI BENFICA, KRISTIN DAVIS, CARLO AZZARRI, SEDI BOUKAKA, GEOFFREY BARAGU, CARLO FADDA:
The hidden costs of food systems in Colombia and Peru
Abstract :  Web-Version (html)   —   Print Version (pdf)

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OPEYEMI ANTHONY AMUSAN, CHARLES MBOHWA:
Organisational development for navigating communication, power dynamics, transitions. conflict management in social learning and governance
Abstract :  Web-Version (html)   —   Print Version (pdf)

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ALCIDO ELENOR WANDER, OSMIRA FATIMA DA SILVA:
The evolution of rice and bean consumption in Brazil
Abstract :  Web-Version (html)   —   Print Version (pdf)

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CHINEDU IMO:
Levels of selected physicochemical indices in some tap-water commonly accessed by residents in wukari, Nigeria
Abstract :  Web-Version (html)   —   Print Version (pdf)

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BANAKE SAMBO, CYRIL ODION, ADAMU AHMED, MARYANNE EGBEADUMAH:
Enhancing food systems, soil nutrient recycling, and smallholder livelihoods through cowpea clipping management in the nigerian savannah
Abstract :  Web-Version (html)   —   Print Version (pdf)

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ABIALA ALATISE ABIALA, IBRAHIM ABASS ADEWALE, OLUWAREMILEKUN MOTUNRAYO ABIALA, ADELEKE ADEOKUN, AKINYODE TIMOTHY OLAWUMI, OLUWOLE SIKIRU BANJO:
Impact of agricultural technologies on local rice production among youth farmers in southwestern Nigeria
Abstract :  Web-Version (html)   —   Print Version (pdf)

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JOHN KIMOTHO NYAMBURA, DENNIS MUGAMBI KABURU:
Enhancing health monitoring of energy harvesting systems through edge analytics in off-grid smart irrigation systems
Abstract :  Web-Version (html)   —   Print Version (pdf)

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KEBEDE TILAHUN, SIMRET BETSHA, ABERRA MELESSE:
Thyroid hormones and hematological profiles of goats in contrasting agroecology: indicators of physiological adaptation
Abstract :  Web-Version (html)   —   Print Version (pdf)

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SONNY GAD ATTIPOE:
Climate information services and extension systems: access, constraints, impact, and future outlook for rural cocoa farmers in Ghana
Abstract :  Web-Version (html)   —   Print Version (pdf)

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PHILOMINA ASIBU, DR. HYCENTH TIM NDAH, PROF. DR. ANDREA KNIERIM:
Analysing advisory and innovation support services for enhancing sustainable innovation processes in Ghana and Senegal
Abstract :  Web-Version (html)   —   Print Version (pdf)

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LUBNA HASSAN, MUTASIM ABDALLALLAH, LATIFA ABAKAR, NASIR BREMA:
Conservation strategy for the endangered nubian ibex in Sudan
Abstract :  Web-Version (html)   —   Print Version (pdf)

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IBINABO ILABOYA, MOSES OMATSULI, DAVID BAMIGBOYE, OGBEMUDIA EBHONU, CHRISTOPHER OSOBASE, RAZAK ABDULAZEEZ, JOHNSON OYEDEJI, RAPHEAL OKUNA:
Growth, carcass characteristics and serum biochemistry of growing pigs fed black soldier fly larvae-based diet
Abstract :  Web-Version (html)   —   Print Version (pdf)

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SOLOMON OKUNADE, JOE ASSOUA, ERIC BOMDZELE, EVANS OSABUOHIEN:
The ground beneath: how climate justice mediates land-use sustainability in rapidly urbanising sub-saharan Africa
Abstract :  Web-Version (html)   —   Print Version (pdf)

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DUBA GOLICHA, JOAN ABWAO, MIRIAM NYOKABI:
Green and animal manure (GAM) agricultural technologies: alternative soil fertilisation technique in Kenya
Abstract :  Web-Version (html)   —   Print Version (pdf)

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TOSIN AKINGBEMISILU, LILIAN ALUSO, EMELINE CLOTUCHE, RUBEN SAVELS, ROSINA WANYAMA, CéLINE TERMOTE:
Community seed banks and the emergence of multifunctional agroecosystems in climate-vulnerable smallholder systems: evidence of sustainability trade-offs in Kenya
Abstract :  Web-Version (html)   —   Print Version (pdf)

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OPEYEMI ANTHONY AMUSAN:
Circular energy resource recovery from waste for sustainable and climate-resilient food systems in Africa
Abstract :  Web-Version (html)   —   Print Version (pdf)

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FARIHA KAMALUDDIN, INGRID FROMM:
The role of certifications in enhancing cocoa exports from trinidad and tobago to switzerland
Abstract :  Web-Version (html)   —   Print Version (pdf)

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MARTIN BOSOMPEM:
Precision agriculture in ghana: Stakeholders' awareness and pathways to sustainable development
Abstract :  Web-Version (html)   —   Print Version (pdf)

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BATHWELL OLIVER OMBUYA, OSCAR INGASIA AYUYA, CHARLES KARANI:
Gendered seeking behaviour of plant health advisory services in Kenya
Abstract :  Web-Version (html)   —   Print Version (pdf)

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ALIOU BADARA KOUYATé, SIDIKI GABRIEL DEMBELE, SOULEYMANE KONE:
Contribution of pruning gliricidia sepium, guiera senegalensis and piliostigma reticulatum to the productivity of sorghum (Sorghum bicolor) in the sudano-sahelian zone of mali
Abstract :  Web-Version (html)   —   Print Version (pdf)

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QAMBEMEDA NYANGHURA, ULRICH SCHMUTZ, LILIAN BINEGO, FELISTER MOMBO, PAULO MANDELA:
Analyzing the economics of agroforestry within land use and land cover change: the case of the baga-kisimagonja ecological corridor of Tanzania
Abstract :  Web-Version (html)   —   Print Version (pdf)

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MUHAMMAD FAROOQ:
Integrating underutilised species and crop wild relatives with conservation agriculture for climate-resilient food systems
Abstract :  Web-Version (html)   —   Print Version (pdf)

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ELHAM ALI:
Operationalizing marine spatial planning in the egyptian red sea: implications for climate resilience and sustainable marine resource governance
Abstract :  Web-Version (html)   —   Print Version (pdf)

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AFUA AMPONSAH AMANKWAH, EDOUARD KONAN KOUASSI, STEFAN POREMBSKI, JONATHAN-ARTHUR QUAYE-BALLARD, MICHEL WEBLEGNON ZREHON, PIERRE ANTHONY MENDY, BLESSING CHINOMSO OKORIE, KOSSI-MESSAN JACQUES AGBOKA, KWASI ANING DWUMAH, NANA YEBOAA OPUNI-FRIMPONG, STEPHEN ADU-BREDU:
Forest conservation practices: insights of local communities near wildlife-protected areas in Ghana
Abstract :  Web-Version (html)   —   Print Version (pdf)

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MARWA AL-HINAI, MUHAMMAD FAROOQ:
Trehalose -mediated drought tolerance in bread wheat: integrating biochemical and physiological insights for resilience in arid environments
Abstract :  Web-Version (html)   —   Print Version (pdf)

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TRYLEE MATONGERA, EE VON GOH, FESTO MASSAWE:
Participatory GIS mapping of personal food environments and nutrition vulnerability in four global south cities
Abstract :  Web-Version (html)   —   Print Version (pdf)

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KIFLE WOLDEAREGAY, LULSEGED TAMENE:
Four decades of nature-based solutions at landscape levels in semi-arid region of northern ethiopia: practices and impacts
Abstract :  Web-Version (html)   —   Print Version (pdf)

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JOSEPH PASCAL SèNE, CYRIL DIATTA, JACQUES MARTIN FAYE, AMY NDONG, BASSIROU SINE, PANGIRAYI TONGOONA, GEOFFREY PRESTON MORRIS:
Multi-environment qtl mapping reveals the genetic architecture of drought tolerance in elite african sorghum lines
Abstract :  Web-Version (html)   —   Print Version (pdf)

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VINDHYA PRASAD TEWARI, RANJANA ARYA:
Agroforestry for promoting climate-resilient future and building pathways for food security & sustainable livelihoods
Abstract :  Web-Version (html)   —   Print Version (pdf)

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ABDULRAZAQ KAMAL DAUDU, OYEDOLA WAHEED KAREEM, LATIFAT KEHINDE OLATINWO:
Does access to digital agricultural advisory services reduce gender gaps in climate-resilient productivity among farmers? evidence from Nigeria
Abstract :  Web-Version (html)   —   Print Version (pdf)

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ESMAT M. HEGAZI, WEDAD KHAFAGI:
Intrinsic competition between extant and novel parasitoids (Braconidae) in the cotton leafworm spodoptera littoralis under laboratory conditions
Abstract :  Web-Version (html)   —   Print Version (pdf)

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ROSE WASWA, PAUL OBADE, STEVEN NJUGUNA:
Land cover changes, prediction modelling and decline of ecosystem services in lubigi wetland, kampala, uganda
Abstract :  Web-Version (html)   —   Print Version (pdf)

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ALBERT NSENGUMUREMYI, TIM ��LKERS, OLIVER MUSSHOFF:
Digital literacy and rural empowerment: enhancing access to digital agricultural and financial services in Kenya and Mali
Abstract :  Web-Version (html)   —   Print Version (pdf)

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OLAWALE OLUFEMI MOSES AKINRINDE:
Who bears the climate burden? resource governance, inequality, and the political economy of environmental risk
Abstract :  Web-Version (html)   —   Print Version (pdf)

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INNOCENT MUHWEZI:
An intersectional analysis of gender equality and climate change vulnerabilities capacities and policy gaps in sub Saharan africa
Abstract :  Web-Version (html)   —   Print Version (pdf)

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FATIMA WOURRO, AMAH AKODEWOU, BRUNO HERAULT:
Survival first, biomass later: trade-offs shaping dryland restoration outcomes in the sahel
Abstract :  Web-Version (html)   —   Print Version (pdf)

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JOHN AGBONIFO:
Rural development beyond agriculture: community governance and environmental citizenship in the Niger deltaagbonifo
Abstract :  Web-Version (html)   —   Print Version (pdf)

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MUHAMMAD UZAIR JAVED, BILAL HAIDER ABBASI, IVA VIEHMANNOVA:
Salinity stress enhances secondary metabolite production in fagonia indica: insights for climate-resilient medicinal plant resources in dryland ecosystems
Abstract :  Web-Version (html)   —   Print Version (pdf)

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RAVI NANDI, TAMARA JACKSON, MUSTAFA KAMAL, ARIFA JANNAT, ARUNAVA GHOSH, KALYAN KANTI DAS:
Do national diet indicators capture rural realities? evidence from smallholder farm households in south asia
Abstract :  Web-Version (html)   —   Print Version (pdf)

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ABIODUN MONSURU MEBUDE, ADEKOYEJO OYEGUNWA, OLUWOLE SIKIRU BANJO, ABIALA ABIALA ALATISE:
Animal husbandry as A trade subject in secondary school curriculum and impact on food security in nigeria
Abstract :  Web-Version (html)   —   Print Version (pdf)

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OLUWOLE SIKIRU BANJO, ADEKOYEJO OYEGUNWA, ABIODUN MONSURU MEBUDE:
Effect of roselle powder (HIBISCUS SABDARIFFA) dietary supplementation on performance of weaner rabbits
Abstract :  Web-Version (html)   —   Print Version (pdf)

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ADEKOYEJO OYEGUNWA, OLUWOLE SIKIRU BANJO, ABIODUN MONSURU MEBUDE:
Developing A herbal alternative to solve the problem of antimicrobial resistance in broilers production
Abstract :  Web-Version (html)   —   Print Version (pdf)

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ADESOLA ADEBOLA IKUDAYISI, ABIODUN OLUSOLA OMOTAYO, STEPHAN TUBENE:
Multisector drivers of healthy diet costs and gender disparities in Africa
Abstract :  Web-Version (html)   —   Print Version (pdf)

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MICHELLE CHEVELEV-BONATTI, FRANZISKA OLLENDORF, BARBARA SCHRöTER, CARLA BALDIVIESO, LEONARDO MEDINA, SONOKO DOROTHEA BELLINGRATH-KIMURA, MARíA PIQUER-RODRIGUEZ, MARIA BUSSE, BETTINA MATZDORF, KATHARINA HELMING, SEBASTIAN ROGGA, MASOUD YAZDANPANAH, STEFAN SIEBER:
Agricultural living labs: bridging theory and practice through transformative learning
Abstract :  Web-Version (html)   —   Print Version (pdf)

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CARLA BALDIVIESO, MICHELLE CHEVELEV-BONATTI, CLAUDIA CORAL, CUSTODIO MATAVEL, ADRIANA MARTIN, MARIA EUGENIA PERIAGO, KARIM MUSALEM, OSCAR RODAS, XIMENA BOGARíN, LUCA EUFEMIA, SERGIO BOLíVAR-SANTAMARíA, VICTORIA BARRI, SANTIAGO SARANDóN, LEONIE MEIER, STEFAN SIEBER:
State formation and grassroots collective action: historical governance of grasslands and savannahs in argentina, colombia, and paraguay
Abstract :  Web-Version (html)   —   Print Version (pdf)

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IKENNA EJIBA, OLUWAFUNMISO ADEOLA OLAJIDE, SIMEON ONYA:
Translocality and smallholder farm sustainability: A case study of rural households in arochukwu, southeast, nigeria
Abstract :  Web-Version (html)   —   Print Version (pdf)

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NAOD ANEGA:
Climate change and its impact on livelihood pattern change in the tana basin of ethiopia: implication for poverty and food security
Abstract :  Web-Version (html)   —   Print Version (pdf)

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WAKSHUMA MERGO, GIANNI BELLOCCHI:
Dynamics of soil organic carbon, nitrogen, phosphorus, and aggregates stability under different grassland management types in the central rift valley, Ethiopia
Abstract :  Web-Version (html)   —   Print Version (pdf)

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GODWILL SERLOM DAGBIE:
Eudr and ghana's cocoa value chain: its implication for smallholder farmer livelihoods and cocoa production
Abstract :  Web-Version (html)   —   Print Version (pdf)

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MULUGETA TILAHUN:
The effect of animal forage type and nutrient composition on methane mitigation: systematic review and meta-analysis protocol
Abstract :  Web-Version (html)   —   Print Version (pdf)

Poster session: Resilient crop, livestock and agroforestry systems

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MOSTAFA K. NASSAR, MONA M GHALY, FARID K. STINO:
Novel heat-resilient broiler chicken lines: drivers of food security and sustainability for Egypt and beyond
Abstract :  Web-Version (html)   —   Print Version (pdf)

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DESSALEGN AYALEW, NAVNEET KUMAR, BERNHARD TISCHBEIN, CHRISTIAN BORGEMEISTER, LUNA BHARATI:
Blue and green water resources: projected changes under climate change in the upper nile basin, Ethiopia
Abstract :  Web-Version (html)   —   Print Version (pdf)

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JOHANNES RAHER, GHJULIA SIALELLI, Sá NOGUEIRA LISBOA, LINDSEY NORGROVE:
Accuracy constraints of gedi-based biomass models in heterogeneous coffee agroforestry
Abstract :  Web-Version (html)   —   Print Version (pdf)

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ANCEITA JEPLETING:
Effect of biomass co-digestion on the performance and economics of a solar pv–biogas mini-grid system
Abstract :  Web-Version (html)   —   Print Version (pdf)

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TEHREEM MAHMOOD, MUHAMMAD UZAIR JAVED:
Sustainable production of health-promoting compounds from melatonin-elicited cultures of echinacea purpurea
Abstract :  Web-Version (html)   —   Print Version (pdf)

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CHRISTIAN LüCKSTäDT:
Impact of drinking water acidification in broilers – a continental performance analysis
Abstract :  Web-Version (html)   —   Print Version (pdf)

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BISMARK OWUSU:
Quantification of soil carbon fluxes under different land use types in the juaben municipality, ghana
Abstract :  Web-Version (html)   —   Print Version (pdf)

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OSMAR DE PAULA OLIVEIRA JúNIOR, LETíCIA PEREIRA LIMA:
Participatory water governance for climate-resilient rural development in brazil’s legal amazon: evidence from project manuel alves
Abstract :  Web-Version (html)   —   Print Version (pdf)

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ANGHAM BANIOWDA, MUAYAD SALMAN:
Cost‒benefit analysis of aquaponic and hydroponic systems in barley production: A sustainable agriculture approach
Abstract :  Web-Version (html)   —   Print Version (pdf)

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MUAYED SALMAN, MUAYAD SALMAN:
Economic evaluation of sheep production systems in the west bank: impacts on milk and lamb yield efficiency
Abstract :  Web-Version (html)   —   Print Version (pdf)

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NAZAR OMER HASSAN SALIH, MUBARAK ABDELRAHMAN ABDALLA:
Optimising nitrogen use efficiency and soil fertility in semi-arid Sudan through legume residue-based management
Abstract :  Web-Version (html)   —   Print Version (pdf)

Online presentation session: Resilient crop, livestock and agroforestry systems

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ERIC TIELKES:
Small-scale pastoral systems on a warteberg setting
Abstract :  Web-Version (html)   —   Print Version (pdf)

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AGBATAN MARC KOUTCHORO, ALAIN SèAKPO YAOITCHA, LAURENT GBENATO HOUESSOU:
Effects of harvesting methods and frequency on biomass production and growth of afzelia africana
Abstract :  Web-Version (html)   —   Print Version (pdf)

Climate change impacts, adaptation and mitigation

Oral presentations session:

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VANESSA ARTEAGA BERNAL, EDUARDO ERAZO:
Power of the ancestral philosophy of alli kawsay (Buen Vivir) in the indigenous movements of Colombia - ecuador vs. the exclusion by the big mining development, contribution to the rights of mother nature from the global south in middle of climate change
Abstract :  Web-Version (html)   —   Print Version (pdf)

Food systems, nutrition & livelihoods

Oral presentations session:

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SONNY GAD ATTIPOE:
Off-farm employment, technical efficiency, and household income in ghana’s cocoa sector: A stochastic frontier analysis
Abstract :  Web-Version (html)   —   Print Version (pdf)

Online presentation session: Food systems, nutrition & livelihoods

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EDUARDO DUQUE-DUSSAN:
D²mcd: A modular dual-term diffusion framework for coffee drying
Abstract :  Web-Version (html)   —   Print Version (pdf)

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BERIT AUMA HABEL, RAPHAEL GITAU:
Measuring women’s agricultural empowerment using a-weai: evidence from smallholder farmers participating in homegrown school feeding programmes in Kenya
Abstract :  Web-Version (html)   —   Print Version (pdf)

Markets, governance & policy innovation

Oral presentations session:

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ERIC TIELKES, ANTON VAN DER AA:
Dit is een test titel voor tropentag 2026
Abstract :  Web-Version (html)   —   Print Version (pdf)

Soil, water & biodiversity

Oral presentations session:

Technology, data & knowledge systems

Oral presentations session:

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OLUFUNKE OLATUNJI, OLUWATOSIN FASINA, THOMPSON OGUNSANMI:
Gender dynamics of the utilisation of iita akilimo tools among cassava farmers in Nigeria and Ghana
Abstract :  Web-Version (html)   —   Print Version (pdf)

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MIRJA MICHALSCHECK, LUTZ MERBOLD, IBRAHIM WANYAMA, DAPHNE MUCHAI, SONJA LEITNER:
Scaling deep and out: inclusive ai-driven and voice-based digital extension systems for smallholder farmers in east Africa
Abstract :  Web-Version (html)   —   Print Version (pdf)

Institutions

CGIAR

Oral presentations session:

BMFTR

Oral presentations session:

BMZ/giz

Oral presentations session:

BMLEH

Oral presentations session: