Life sciences and Bio-engineering: Recent submissions
Now showing items 401-420 of 1150
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The diversity of aphid parasitoids in East Africa and implications for biological control
(Wiley Online Library, 2021-11-18)BACKGROUND Hymenopteran parasitoids provide key natural pest regulation services and are reared commercially as biological control agents. Therefore, understanding parasitoid community composition in natural populations ... -
Antifungal Activities of Some Medicinal Plants Against Colletotrichum lindemuthianum, the Causal Pathogen of Bean Anthracnose, and their Effect on Seed Germination and Seedling Performance
(Centre for Advancement of Applied Sciences, 2022-12-12)This study evaluated the in vitro potency of Plectranthus barbatus, Vernonia amygdalina, Conyza bonariensis, Leonotis nepetifolia, and Lantana camara extracts against Colletotrichum lindemuthianum, the causal pathogen of ... -
A simplified non-greenhouse hydroponic system for small-scale soilless urban vegetable farming
(Elsevier, 2022-10-09)Majority of under-developed countries continue to face a challenge of food insecurity around urban areas resulting from factors such as; limited access to arable land. This study aimed at developing a simplified low-tech ... -
Farmers’ Participatory Plant Selection of Lablab (Lablab purpureus (L.) Sweet) in Tanzania
(Frontiers in Plant Science, 2022-06-23)Farmer-participatory breeding approach is an important component in the crop improvement of lablab (Lablab purpureus (L.) Sweet). The study was carried out to obtain the knowledge, practices and preferences of lablab ... -
Can soilless farming feed urban East Africa? An assessment of the benefits and challenges of hydroponics in Uganda and Tanzania
(Elsevier, 2022-01)East Africa has the potential to boost its urban food production through adoption of soilless farming techniques. The case study assessed the benefits and drawbacks allied with hydroponic vegetable farming among urban and ... -
Biopesticide efficacy of four plant essential oils against papaya mealybug, Paracoccus marginatus Williams and Granara de Willink (Hemiptera: Pseudococcidae)
(Heliyon, 2023-03-01)Worldwide, P. marginatus causes 75% of estimated economic loss in papaya farming, with an increase in production costs. The extract of plant essential oils (PEO) has the potential to control P. marginatus by degrading ... -
Seroepidemiology of Leptospira serovar Hardjo and associated risk factors in smallholder dairy cattle in Tanzania
(PLOS ONE, 2023-04-05)Background Smallholder dairy farming is crucial for the Tanzanian dairy sector which generates income and employment for thousands of families. This is more evident in the northern and southern highland zones where dairy ... -
Building Resilient Crop Production Systems for Drought-Prone Areas—A Case for Bambara Groundnut (Vigna subterranea L. Verdc) and Groundnut (Arachis hypogaea L.)
(MDPI, 2023-01-28)Drought is a major crop production constraint worldwide. Some legume crops are known for their ability to resist water deficit stress. This study evaluated the responses of bambara groundnut (Vigna subterranea (L.) Verdc) ... -
Farmers’ Knowledge on Whitefly Populousness among Tomato Insect Pests and Their Management Options in Tomato in Tanzania
(MDPI, 2023-02-13)Whitefly is a populous insect pest among tomato insect pests, causing significant crop loss through direct and indirect attacks. The current study aimed to assess the knowledge of tomato farmers on the populousness of ... -
Reconstructing Historical Distribution of Large Mammals and their Habitat to Inform Rewilding and Restoration in Central Tanzania
(SAGE Publications Ltd, 2023-04-05)Backgroundand research aim:In the anthropogenic landscapes where historically wildlife existed, there can be a potential for rewilding to reverse extinction. However, there is limited literature providing approaches to ... -
A case-control study on the driving factors of childhood brain volume loss: What pediatricians must explore
(PLOS ONE, 2022-12-30)Background The brain volume loss also known as brain atrophy is increasingly observed among children in the course of performing neuroimaging using CT scan and MRI brains. While severe forms of brain volume loss are ... -
Indigenous vegetables: a sustainable approach to improve micronutrient adequacy in Tanzanian women of childbearing age
(Springer Nature, 2021-02-02)Background/objectives Increasing dietary diversity is a viable strategy for addressing micronutrient malnutrition in women of childbearing age (WCA) from low-income countries. Recently, it has been demonstrated that some ... -
Qualitative Cost-Benefit Analysis of Using Pesticidal Plants in Smallholder Crop Protection
(MDPI, 2021-10-15)Assessing the potential drivers of farmers using pesticidal plants for crop protection is essential for wider adoption. However, few studies have focused on collaborative assessments of the underlying trade-offs when ... -
Elements of agroecological pest and disease management
(University of California Press, 2022-06-01)The development of large-scale monocropped agrisystems has facilitated increased problems with pests and diseases, perpetuating the reliance of farmers on synthetic pesticides. The economic success of synthetic inputs ... -
Understanding farmer knowledge and site factors in relation to soil-borne pests and pathogens to support agroecological intensification of smallholder bean production systems
(Frontiers in Sustainable Food Systems, 2023-03-29)Introduction: Pests and diseases limit common bean (Phaseolus vulgaris) production in intensifying smallholder farming systems of sub-Saharan Africa. Soil-borne pests and diseases (SPD) are particularly challenging for ... -
The effect of dietary sesame oil and ginger oil as antioxidants in the adult rat dorsal root ganglia after peripheral nerve crush injury
(Taylor & Francis online, 2022-11-20)Aim: The purpose of this study was to investigate the effect of dietary sesame oil and ginger oil supplements on the dorsal root ganglia following a sciatic nerve crush model in male Wistar albino rats. Materials and ... -
The effects of curcumin and blueberry on axonal regeneration after peripheral nerve injury
(Elsevier, 2023-03-24)he purpose of this study was to analyze the axonal regeneration and therapeutic effects of curcumin and blueberry administration following peripheral nerve injury using stereological, electron microscopic and elec ... -
Inter-epidemic Rift Valley fever virus infection incidence and risks for zoonotic spillover in northern Tanzania
(PLOS, 2022-10-28)Rift Valley fever virus (RVFV) is a mosquito-borne pathogen that has caused epidemics involving people and animals across Africa and the Arabian Peninsula. A number of studies have found evidence for the circulation of ... -
Knowledge and Dietary Practices on Vitamin A and Iron Among Maasai Pregnant Women: A Mixed-Method Study, Ngorongoro, Tanzania
(Dovepress, 2020-09-18)Background: Provision of micronutrients knowledge is important during pregnancy as it informs mothers what to eat and avoid, to ensure sufficient micronutrient absorption by the mothers and fetuses. Most studies focus ... -
The needs and opportunities for housing improvement for malaria control in southern Tanzania
(BMC, 2023-02-27)Background Malaria disproportionately afects low-income households in rural communities where poor housing is common. Despite evidence that well-constructed and mosquito-proofed houses can reduce malaria risk, housing ...
