BUAN Research Hub: Recent submissions
Now showing items 521-540 of 687
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Fabrication of Prussian Blue/Multi-Walled Carbon Nanotubes Modified Glassy Carbon Electrode for Electrochemical Detection of Hydrogen Peroxide.
(ESG, 2012-05-01)Prussian blue nanoparticles synthesized from K4[Fe(CN)6]3H2O and Fe(NO3)3.9H2O, were characterized by Fourier transform infrared (FT-IR), X-ray diffraction (XRD), Energy dispersive spectroscopy (EDS), Scanning electron ... -
Structural, Optical, Morphological and Microbial Studies on SnO2 Nanoparticles Prepared by Co-Precipitation Method
(American Scientific Publishers, 2018-05-05)Nanoparticles of tin oxide (SnO2) powders were prepared by co-precipitation method at 500 °C, 700 °C and 900 °C temperature. The sintered SnO2 nanoparticles, structural, optical, magnetic, morphological properties and ... -
Green synthesis of Monteponite CdO nanoparticles by Agathosma betulina natural extract
(Elservier, 2015-10-15)This contribution reports on the synthesis and the main physical properties of CdO nanoparticles synthesized for the first time by a completely green process using Agathosma betulina plant extract as an effective ... -
Structural, optical and magnetic investigation of Gd implanted CeO2 nanocrystals
(Elservier, 2017-10-15)Gadolinium implanted cerium oxide (Gd-CeO2) nanocomposites is an important candidate which have unique hexagonal structure and high K- dielectric constant. Gd-CeO2 nanoparticles were synthesized using hydrothermal method. ... -
Single phase Bunsenite NiO nanoparticles green synthesis by Agathosma betulina natural extract
(Elservier, 2016-02-05)This contribution reports on the synthesis and the main physical properties of p-type NiO nanoparticles synthesized for the first time by a completely green process using Agathosma betulina plant extract as an effective ... -
Green synthesis of ZnO nanoparticles via Agathosma betulina natural extract
(Elservier, 2015-12-15)This contribution reports on the synthesis and the main physical properties of ZnO nanoparticles synthesized for the first time by a completely green process using Agathosma betulina plant extract as an effective chelating ... -
Synthesis and Characterization of Graphene Thin Films by Chemical Reduction of Exfoliated and Intercalated Graphite Oxide
(Hindawi Publishing Corporation, 2012-06-28)Commercial flakes of graphite were prepared into functionalized graphene oxide (GO) by chemical treatment. After the exfoliation and intercalation of graphene into functionalized graphene oxide that formed stable colloidal ... -
Effect of traditional processing methods on chemical composition and in vitro true dry matter digestibility of the Mophane worm (Imbrasia belina)
(Elservier, 2007-02)Effects of traditional processing methods on the nutritional value of Mophane worm (Imbrasia belina) were evaluated. Samples were degutted or not degutted. The worms were further subjected to either cooking for 1 h (remaining ... -
Current state and updating of heat and moisture production of poultry and their housing systems
(Iowa State University, 2002)An extensive literature review and comparative analysis of heat and moisture production (HP, MP) of various poultry types (layers, broilers, and turkeys) and their housing systems indicated that total heat production (THP, ... -
Iowa teachers' perceptions regarding the effectiveness of agriculture teacher education programs in addressing teaching standards and criteria
(Iowa State University, 2007)The purpose of this study was to explore and describe perceptions of secondary school-level teachers of agriculture in Iowa regarding the effectiveness of agricultural education teacher preparation programs in addressing ... -
Characterization of agriculture-related land degradation in eastern and western parts of Botswana
(University of Botswana, 2005)A study was carried out during 1998-2001 with the objective of, firstly, assessing the impact of cultivation on soil quality, and secondly, evaluating the effects of human and animal activities on soil erosion and range ... -
Root zone solute dynamics under drip irrigation: A review
(Kluwer Academic Publishers, 2000)Infiltration and subsequent distribution of water and solutes under cropped conditions is strongly dependent on the irrigation method, soil type, crop root distribution, and uptake patterns and rates of water and solutes. ... -
Deactivation Effects of Polyethylene Glycol (PEG) on in vitro Dry Matter Digestibility of Colophospermum mopane (Mophane) and Acacia Browse Trees in Botswana
(Asian Network for Scientific Information, 2006)This trial evaluated the deactivation effects of PEG 6000 on in vitro dry matter digestibility (IVDMD) of Colophospermum mopane (Mophane) and acacia browse trees. Samples were collected from Sebele Content farm except for ... -
Symbiotic N nutrition, bradyrhizobial biodiversity and photosynthetic functioning of six inoculated promiscuous-nodulating soybean genotypes
(Elservier, 2011)Six promiscuous soybean genotypes were assessed for their ability to nodulate with indigenous rootnodule bacteria in Ghana, with Bradyrhizobium japonicum WB74 serving as positive control. Although the results revealed free ... -
Assessing the symbiotic dependency of grain and tree legumes on N2 fixation for their N nutrition in five agro-ecological zones of Botswana
(SpringerLink, 2009-02)To assess the symbiotic dependency of grain and shrub/tree legumes within five agro-ecological zones of Botswana, fully expanded leaves of the test species were sampled from about 26 study sites within Ngwaketse, Gaborone, ... -
Symbiotic functioning and bradyrhizobial biodiversity of cowpea (Vigna unguiculataL. Walp.) in Africa
(SpringerLink, 2010-03-23)Cowpea is the most important food grain legume in Sub-Saharan Africa. However, no study has so far assessed rhizobial biodiversity and/or nodule functioning in relation to strain IGS types at the continent level. In this ... -
Monepenepe (Cassia abbriviata): A Medicinal Plant in Botswana [2005]
(Asian Network for Scientific Information, 2005)Cassia abbrivata commonly known, as Monepenepe in Botswana is a widespread shrub or medium sized tree or shrub belonging to the Caesalpinaceae family. In Africa it grows from Somalia to South Africa. It is important medicine ... -
Yield and Yield Attributes of Tomato as Influenced by Organic Fertilizer
(SCIENCEDOMAIN international, 2016-03-31)A field experiment was established at the Botswana University of Agriculture and Natural Resources to evaluate the effects of organic fertilizer on yield and yield attributes of tomato from October 2014 to March 2015. The ... -
Effects of site preparation for afforestation on soil properties and greenhouse gas emission
(The University of Edinburgh, 2009)Forest plantations in the UK are often established on seasonally waterlogged peaty gley soils which often require site preparation (drainage and mounding) to lower the water table and prepare planting positions. Substantial ... -
Factors Influencing Methane (CH4) and Nitrous oxide (N2O) Emissions from Soils: A Review
(International Journal of Forest, Soil and Erosion, 2013-08)Methane (CH4 ) and nitrous oxide (N2O) are the two most important non-carbon dioxide (CO2 ) greenhouse gases (GHGs) that play a critical role in shaping the global climate. Their concentrations in the atmosphere have been ...