• Mapping Air Quality Using Remote Sensing Technology: A Case Study of Nairobi County 

  Quinto, Juma Meltus; Faith, Njoki Karanja (Open Journal of Air Pollution, 2024)

  Nairobi County experiences rapid industrialization and urbanization that contributes to the deteriorating state of air quality, posing a potential health risk to its growing population. Currently, in Nairobi County, most ...
• Multi-pronged abundance prediction of bee pests’ spatial proliferation in Kenya 

  David, Masereti Makori; Elfatih, M. Abdel-Rahman; John, Odindi; Onisimo, Mutanga; Tobias, Landmann; Henri, E.Z. Tonnang (The International Journal of Applied Earth Observation and Geoinformation, 2024)

  Bee farming and beehealth are threatened by climate change, agricultural and agrochemicals intensification, and bee pests and diseases. Among these threats, bee pests have particularly been identified as a major obstacle ...
• Assessing the potential economic benefits of classical biological control of the invasive fruit fly Bactrocera dorsalis by Fopius arisanus in Kenya 

  Komi, Mensah Agboka; Henri, E. Z. Tonnang; Beatrice, Muriithi; Saliou, Niassy; Shepard, Ndlela; Elfatih, M. Abdel-Rahman; Samira, A. Mohamed; Sunday, Ekesi (International Journal of Tropical Insect Science, 2024)

  This study proposed a spatially explicit non-linear function for estimating the benefits following the release and establishment of the koinobiont endoparasitoid, Fopius arisanus at a landscape scale in Kenya to control ...
• Leveraging computational intelligence to identify and map suitable sites for scaling up augmentative biological control of cereal crop pests 

  Komi, Mensah Agboka; Henri, E.Z. Tonnang; Elfatih, M. Abdel-Rahman; John, Odindi; Onisimo, Mutanga; Saliou, Niassy (Biological control, 2024)

  Fall armyworm (FAW) Spodoptera frugiperda (J. E. Smith) is a major pest affecting cereal production in Africa. Biological control (BC) technologies are being promoted as a sustainable alternative to chemical control, which ...
• Economic impact of a classical biological control program: application to Diachasmimorpha longicaudata against Batrocera dorsalis fruit fy in Kenya 

  Komi Mensah Agboka; Henri, E. Z. Tonnang; Beatrice, Muriithi; Saliou, Niassy; Shepard, Ndlela; Elfatih, M. Abdel‑Rahman; Samira, A. Mohamed; Sunday, Ekesi (Biological Control, 2023)

  Classical biological control (CBC) has been exploited as a safer alternative for suppressing the oriental fruit fy, Bactrocera dorsalis, by importing, rearing, and releasing the larval parasitoid, Diachasmimorpha longicaudata. ...
• A Systematic Review on Advancements in Remote Sensing for Assessing and Monitoring Land Use and Land Cover Changes Impacts on Surface Water Resources in Semi-Arid Tropical Environments 

  Makgabo, Johanna Mashala; Timothy, Dube; Bester, Tawona Mudereri; Kingsley, Kwabena Ayisi; Marubini, Reuben Ramudzuli (MDPI - Remote Sensing, 2023)

  This study aimed to provide a systematic overview of the progress made in utilizing remote sensing for assessing the impacts of land use and land cover (LULC) changes on water resources (quality and quantity). This review ...
• Integrating Sentinel-2 Derivatives to Map Land Use/Land Cover in an Avocado Agro-Ecological System in Kenya 

  Eunice, King'ori; Elfatih, Mohamed Abdel-Rahman; Paul, Obade; Bester, Tawona Mudereri; Marian, Adan; Tobias, Landmann; Henri, TONNANG; Thomas, DUBOIS (Remote Sensing in Earth Systems Sciences, 2023)

  Reliable, readily available, and appropriate land use/land cover (LULC) information is fundamental for coherent land and natural resources management, especially in data-scarce environments that are complex and heterogeneous. ...
• E47 Low prevalence and mortality associated with COVID-19 in sub-Saharan African Children and adolescents: hypotheses from a literature review 

  Fernando, Kemta Lekpa; Sylvain, Raoul Simeni Njonnou; Dominique, Enyama; Diomede, Noukeu Njinkui; Jerome, Ateudjieu; Henri, E Z Tonnang; Henry, Namme Luma; Simeon, Pierre Choukem (Rheumatology, 2023)

  Severe acute respiratory syndrome coronavirus 2 continues to spread around the world, particularly in sub-Saharan Africa. However, outside South Africa, as in adults, the pandemic has had very little impact on African ...
• Efficacy of Botanical Extract Formulations of Zanthroxylum usambarense and Warburgia ugandensis on Post-Harvest Management of Sitophilus zeamais in Maize 

  Rhonest, Siroya Mpoke; Johnson, Kinyua; Josephine, Wambaire Kimani; Inusa, Jacob Ajene; Paddy, Likhayo; Fathiya, Mbarak Khamis (MDPI - Sustainability, 2023)

  Sitophilus zeamais causes significant losses to maize produce worldwide. The use of biodegradable and environmentally friendly botanicals as an alternative to synthetic pesticides is increasingly becoming important. ...
• Mathematical modelling of the interactive dynamics of wild and Microsporidia MB-infected mosquitoes 

  Charlene N, T. Mfangnia; Tonnang, Henri E. Z.; Berge, Tsanou; Jeremy, Herren (Mathematical Biosciences and Engineering, 2023)

  A recent discovery highlighted that mosquitoes infected with Microsporidia MB are unable to transmit the Plasmodium to humans. Microsporidia MB is a symbiont transmitted vertically and horizontally in the mosquito population, ...
• Insect diversity is a good indicator of biodiversity status in Africa 

  Tobias, Landmann; Burak, Ekim; Jandouwe, Villinger; Faith, Ashiono; Jan C., Habel; Tonnang, Henri E. Z. (Communications Earth and Environment, 2023)

  Reliable metrics to monitor human impacts on biodiversity are essential for informing conservation policy. As insects are indicators of global change, whose declines profoundly affect ecosystems, insect diversity may predict ...
• Towards early response to desert locust swarming in eastern Africa by estimating timing of hatching 

  Tobias, Landmann; Komi M., Agboka; Igor, Klein; Elfatih M, Abdel-Rahman; Emily, Kimathi; Bester T., Mudereri; Benard, Malenge; Mahgoub M., Mohamed; Henri E.Z., Tonnang (2023)

  Desert locust (Schistocerca gregaria) plagues threaten agricultural production, food security and the environment across Africa, the Middle East, and Southwest Asia. Control methods targeting adult desert locusts present ...
• Computational Biogeographic Distribution of the Fall armyworm (Spodoptera frugiperda J.E. Smith) Moth in Eastern Africa 

  Elfatih M., Abdel-Rahman; Kimathi, Emily; Mudereri, Bester Tawona; Tonnang, Henri E.Z.; Mongare, Raphael; Saliou, Niassy; Subramanian, Sevgan (Heliyon, 2023)

  The fall armyworm (FAW), Spodoptera frugiperda J.E. Smith, has caused massive maize losses since its attack on the African continent in 2016, particularly in east Africa. In this study, we predicted the spatial distribution ...
• Mapping, intensities and future prediction of land use/land cover dynamics using google earth engine and CA- artificial neural network model 

  Maysoon, A. A. Osman; Elfatih, M. Abdel-Rahman; Joshua, Orungo Onono; Lydia, A. Olaka; Muna, M. Elhag; Marian, Adan; Tonnang, Henri E. Z. (PLOS ONE, 2023)

  Mapping of land use/ land cover (LULC) dynamics has gained significant attention in the past decades. This is due to the role played by LULC change in assessing climate, various ecosystem functions, natural resource ...
• System Dynamics Modeling for Assessing the Impact of COVID-19 on Food Supply Chains: A Case Study of Kenya and Rwanda 

  Tonnang, Henri E. Z.; Mawuko Sokame, Bonoukpoè; Wamalwa, Mark; Saliou, Niassy; Muriithi, Beatrice (MDPI Sustainability, 2023)

  Disruptions in the food supply chains caused by the COVID-19 pandemic have destabilized the balance between production, supply, transport, distribution, and consumption. Consequently, these disruptions have affected food ...
• Ecological determinants and risk areas ofStriga hermonthicainfestation in western Kenya under changing climate 

  Kimathi, Emily; Abdel-Rahman, Elfatih M.; Lukhoba, Catherine; Ndambi, Asaah; Mudereri, Bester Tawona; Saliou, Niassy; Tonnang, Henri E. Z.; Landmann, Tobias (Weed Research, 2023)

  Striga hermonthica(Del.) Benth is a parasitic weed that is damaging major cereal cropsin sub-Saharan Africa (SSA). AlthoughStrigais recognised as an agricultural scourge,there is limited information available indicating ...
• Linking spatial distribution of Rhipicephalus appendiculatus to climatic variables important for the successful biocontrol by Metarhizium anisopliae in Eastern Africa 

  Guimapi, Ritter A.; Klingen, Ingeborg; Tonnang, Henri E.Z.; Nana, Paulin (Acta Tropica, 2023)

  Cattle production is constantly threatened by diseases like East Coast fever, also known as theileriosis, caused by the protozoan parasite Theileria parva which is transmitted by ticks such as the brown ear tick, Rhipicephalus ...
• Data-Driven Artificial Intelligence (AI) Algorithms for Modelling Potential Maize Yield under Maize–Legume Farming Systems in East Africa 

  Komi, Mensah Agboka; Tonnang, Henri E. Z.; Elfatih, M. Abdel-Rahman; Odindi, John; Mutanga, Onisimo; Saliou, Niassy (MDPI -Agronomy, 2023)

  Agroecological farming systems such as maize–legume intercropping (MLI) and push-pull technology (PPT) have been introduced to mitigate losses from pests. Nevertheless, the regionwide maize yield gained from practicing ...
• Leveraging machine learning tools and algorithms for analysis of fruit fly morphometrics 

  Salifu, Daisy; Ibrahim, Eric Ali; Tonnang, Henri E. Z. (Scientific Reports, 2022)

  Analysis of landmark-based morphometric measurements taken on body parts of insects have been a useful taxonomic approach alongside DNA barcoding in insect identification. Statistical analysis of morphometrics have largely ...
• Multi-source spatial data-based invasion risk modeling of striga (Striga asiatica) in Zimbabwe. 

  Mudereri, B.T.; Abdel-Rahman, E.; Dube, T.; Landmann, T.; Khan, Z.R.; Kimathi, E.; Owino, R.; Niassy, S. (GIScience & Remote Sensin, 2020)

  Monitoring of destructive invasive weeds such as those from the genus Striga requires accurate, near real-time predictions and integrated assessment techniques to enable better surveillance and consistent assessment ...

View more