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    Precision agriculture research in sub‑Saharan Africa countries a systematic map 

    Nyaga, Justine M.; Onyango, Cecilia M.; Wetterlind, Johanna; Söderström, Mats (Springer, 2021-01-15)
    Precision agriculture (PA) has a huge potential for growth in sub-Saharan Africa (SSA), but it faces a number of social-economic and technological challenges. This study sought to map existing PA research and application ...
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    In vitro anti-cancer efficacy and phyto-chemical screening of solvent extracts of Kigelia africana (Lam.) Benth 

    Nyaga, Justine M.; Mukavi, Justus Wambua; Mayeku, Philip Wafula; Kituyi, Sarah Naulikha (Cell press, 2021-01-25)
    Background and objectives: Kigelia africana is a medicinal plant growing naturally in many parts of Africa. In Kenya, a water concoction of the plant is used to treat breast and prostate cancers. Laboratory data on its ...
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    Precision Agriculture for Resource Use Efficiency in Smallholder Farming Systems in Sub-Saharan Africa: A Systematic Review 

    Nyaga, Justine M.; Onyango, Cecilia M.; Wetterlind, Johanna; Söderström, Mats; Piikki, Kristin (MDPI, 2021-01-21)
    Opportunities exist for adoption of precision agriculture technologies in all parts of the world. The form of precision agriculture may vary from region to region depending on technologies available, knowledge levels and ...
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    Anti-inflammatory norhopanes from the root bark of Fagaropsis angolensis (Engl.) H.M.Gardner 

    Nyaga, Justine M.; Mukavia, Justus; Omosa, Leonidah Kerubo; Ngnitedemb, Vaderament Nchiozem; Omoled, Ruth; Bitchagnoc, Gabin Thierry M.; Spitellere, Michael (Elsevier, 2020-06-17)
    Two new norhopane derivatives namely 3β,6β,22-trihydroxy-7β,11α-di[(4-hydroxybenzoyl)oxy]-21αH-24- norhopa-4(23)-ene (1) and 3β,6β,22-trihydroxy-7β-[(4-hydroxybenzoyl)oxy]-21αH-24-norhopa-4(23)-ene (2) together with two ...
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    International Journal of Environment and Climate Change 

    Nyaga, Justine M.; Nyaga, Samuel K.; Gathungu, Geofrey K.; Njeru, Jafford R. (2020-12-21)
    Africa is under pressure from climate stresses and is highly vulnerable to the impacts of climate change. In Kenya, agriculture is the backbone of the economy making it an important contributor to food security of rural ...
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    Influence of drought on interactions between Rhopalosiphum padi and ground dwelling predators – A mesocosm study 

    Njue, Martin; Muturi, Phyllis W.; Nyaga, Justine M.; Jonsson, Mattias (Wiley, 2021-05)
    Climate change will lead to extreme droughts, but it is difficult to predict how this will affect crop pests. In particular, it is unclear how interactions between natural en- emies and pests will be influenced. In the ...
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    Vertical Distribution of Plant-Parasitic Nematodes in Sweet Potato 

    Kemboi, Bernard; Karuri, Hannah; Nyaga, Justine M.; Kingsbury, Aaron J. (Sciendo., 2022)
    Plant-parasitic nematodes (PPN) are harmful pests that have become a severe threat to crop production worldwide. Diversity of PPN at horizontal and spatial scales influence the effectiveness of control strategies. This ...
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    Value chain and sustainability of mangrove wood harvesting in Lamu, Kenya 

    Riungu, Purity M.; Nyaga, Justine M.; Githaiga, Michael N.; Kairo, James G. (Elsevier, 2022-08)
    Mangrove forests provide harvestable wood and non-wood resources to human society globally. The current study evaluated value chain of mangrove wood products from Lamu, Kenya, and how these impacts on resources’ sustainability. ...
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    Food web structure of nematode communities in irrigated rice fields 

    Mokuah, Dorcas; Karuri, Hannah W.; Nyaga, Justine M. (Heliyon, 2023-02)
    Nematodes are a key component of the soil food web and they play an important role in the provision of ecosystem services. Rice cultivation in Mwea, Kenya involves the intensive use of fertilizers and pesticides which ...
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    Do afroalpine plants differ from other alpine plants by their leaf functional traits? 

    Onipchenko, Vladimir G.; Kipkeev, Aliy M.; Kopylova, Natalia A.; Nyaga, Justine M.; Elumeeva, Tatiana G.; Dudova, Ksenia V.; Akhmetzhanova, Asem A.; Tiunov, Alexei V.; Karpukhin, Mikhail M.; Makarov, Mikhail I. (UoEm, 2023-06-16)
    Afroalpine plants develop under specific climate with great daily fluctuations and weak seasonal dynamics of temperature. Do leaf functional traits of the plants in Mt. Kenya differ from those of temperate plants in ...
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    Nyaga, Justine M. (11)
    Onyango, Cecilia M. (2)Söderström, Mats (2)Wetterlind, Johanna (2)Akhmetzhanova, Asem A. (1)Bitchagnoc, Gabin Thierry M. (1)Dubow, Abdi Zeila (1)Dudova, Ksenia V. (1)Elumeeva, Tatiana G. (1)Gathungu, Geofrey K. (1)... View MoreSubjectSub-Saharan Africa (2)Adaptation measures (1)afroalpine, plant functional traits (1)Anti-Cancer (1)Anti-inflammatory activity (1)Biochemistry (1)biological control (1)Biological sciences (1)bottom- up regulation (1)Caucasus (1)... View MoreDate Issued2021 (4)2020 (3)2022 (2)2023 (2)Has File(s)Yes (11)

    University of Embu copyright ©  2021
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