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Now showing items 41-50 of 67
Invasive weeds with pesticidal properties as potential new crops
(Elsevier, 2017)
Plants with pesticidal properties have been investigated for decades as alternatives to synthetics, but only a
handful have been commercialised and developed as non-food cash crops. One of the reasons why pesticidal
plants ...
Diarylheptanoid Glycosides of Morella salicifolia Bark
(NM-AIST, 2017-12-19)
A methanolic extract of Morella salicifolia bark was fractionated by various chromatographic
techniques yielding six previously unknown cyclic diarylheptanoids, namely, 7-hydroxymyricanol
5-O-β-D-glucopyranoside (1), ...
Efficacy of land use designation in protecting habitat in the miombo woodlands: Insights from Tanzania
(Cold Spring Harbor Laboratory, 2017-03-17)
Loss of natural landscapes surrounding major conservation areas compromise their future and threaten long-term conservation. We evaluate the effectiveness of fully and lesser protected areas within Katavi-Rukwa and ...
Effect of insect pollinators and natural enemies on common bean (phaseolus vulgaris l.) growth and yield in Arusha, Tanzania
(NM-AIST, 2017-12)
This study examined the potential of pollination from stingless bees in common beans, the effects of natural enemies on aphid infestation in common bean plants and the effect of natural enemies on growth, yields and yield ...
Infestation assessment of banana weevil (cosmopolites sordidus germar) in different banana-based farming systems in Arusha and Kilimanjaro regions, Tanzania
(NM-AIST, 2017-12)
The present study was conducted to determine population size, infestation level and farmer’s understanding of banana weevils in different banana-based farming systems (BFS) namely banana monoculture, banana-beans, banana-coffee ...
The Efficacy of Single-Dose versus Double-Dose Praziquantel Treatments on Schistosoma mansoni Infections: Its Implication on Undernutrition and Anaemia among Primary Schoolchildren in Two On-Shore Communities, Northwestern Tanzania
(Hindawi, 2017-09-28)
Administering more than one treatment may increase Praziquantel cure and egg reduction rates, thereby hastening achievement of schistosomiasis transmission control. A total of 431 S. mansoni-infected schoolchildren were ...
Botanical Pesticides in Management of Common Bean Pests: Importance and Possibilities for Adoption by Small-scale Farmers in Africa
(Journal of Applied Life Sciences International, 2017-06-17)
Botanical Pesticides (BPs) have been cited and are used as alternative to synthetic pesticides in agricultural systems worldwide. The BPs are believed to be safe to the environment and are used in pest control to avoid ...
Evaluation of maize accessions for diversity, yield and tolerance to maize lethal necrosis disease in Tanzania
(NM-AIST, 2017-12)
Maize (Zea mays L.) is among the most important crops in Tanzania with still low average yield of 1.2 metric tonnes per hectare as compared with potential yields of 4 to 5 metric tonnes per hectare. Low yield is due to a ...
Genetic characterization of jute mallow (corchorus spp.): a traditional African vegetable
(NM-AIST, 2017-12)
Jute mallow (Corchorus spp.) is a very nutritious traditional leafy vegetable. Its leaves contain an average of 15% dry matter,4.8 g of protein, 259 mg of calcium, 4.5 mg of iron, 4.7 mg of vitamin A, 92 μg of folate, 1.5 ...
Design of burner and study of combustion characteristics of pyrolysis oil from biomass
(NM-AIST, 2017-12)
Conversion of biomass to fuel provides a positive contribution for fossil fuel replacements. In
addressing challenges associated with the combustion of pyrolysis oil (bio-oil), this research
aimed at developing a burner ...