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Now showing items 11-20 of 28
Farmers’ Knowledge, Perceptions and Practices in Managing Weeds and Insect Pests of Common Bean in Northern Tanzania
(MDPI, 2019-07-28)
Weeds and insect pests are among the serious constraints in common bean production
in most rural communities. A survey of 169 smallholder farmers was conducted in two common
bean-growing districts in northern Tanzania. ...
Fall armyworm infestation and management practices on maize fields of smallholder farmers in Northern Tanzania
(Journal of Biodiversity and Environmental Sciences (JBES), 2019-10-30)
Fall armyworm (FAW) is native to America and is currently affecting maize production in different parts of Africa, and recently reported in Tanzania. In the present study, FAW infestation levels and their associated ...
First record of an entomopathogenic fungus of tomato leafminer, Tuta absoluta (Meyrick) in Tanzania
(Biocontrol Science and Technology, 2019-02-01)
Tuta absoluta (Meyrick) is a destructive pest causing adverse environmental and economic effects globally. Management of T. absoluta by synthetic chemicals is of diminutive achievement due to resistance trick of the pest. ...
Multiple ecosystem services from field margin vegetation for ecological sustainability in agriculture: scientific evidence and knowledge gaps.
(PubMed, 2019-11-28)
Background Field margin and non-crop vegetation in agricultural systems are potential ecosystem services providers because they offer semi-natural habitats for both below and above ground animal groups such as soil organisms, ...
Drivers of increased soil erosion in East Africa’s agro-pastoral systems: changing interactions between the social, economic and natural domains
(Springer, 2019-06-08)
Increased soil erosion is one of the main drivers of land degradation in East Africa’s agricultural and pastoral landscapes. This wicked problem is rooted in historic disruptions to co-adapted agro-pastoral systems. ...
Emerging issues and challenges associated with conservation of the African baobab (Adansonia digitata L.) in the semi-arid areas of Tanzania
(International Network for Natural Sciences, 2019-11)
The aim of this review is to discuss the emerging issues and challenges in baobab conservation based on the climate change, emerging challenges related to herbivory and human use such as emerging of new markets for baobab ...
Phytochemical Analysis of across East Africa Reveals Three Chemotypes that Influence Its Use as a Pesticidal Plant.
(MDPI, 2019-12-12)
is a plant species chemically characterized by the presence of entomotoxic rotenoids and used widely across Africa as a botanical pesticide. Phytochemical analysis was conducted to establish the presence and abundance of ...
Pinpointing baobab (Adansonia digitata [Linn. 1759]) population hotspots in the semi‐arid areas of Tanzania
(John Wiley & Sons, 2019-11-15)
The impact of unsustainable land‐use conversions, changes in climate and anthropogenic activities on abundance and distribution of baobab populations was assessed in semi‐arid regions of Tanzania. Baobabs were sampled in ...
Pesticide exposure and genotoxic effects as measured by DNA damage and human monitoring biomarkers.
(Taylor & Francis online, 2019-11-18)
Occupational pesticides exposure rises health concern due to genotoxicity and accumulation of pesticides in human biological matrices. Continuous and sublethal exposure to pesticides had been associated with oxidative ...
Variations in Greenhouse Gas Fluxes in Response to Short-Term Changes in Weather Variables at Three Elevation Ranges, Wakiso District, Uganda
(MDPI, 2019-11-14)
Weather conditions are among the major factors leading to the increasing greenhouse gas (GHG) fluxes from the agricultural soils. In this study, variations in the soil GHG fluxes with precipitation and soil temperatures ...