Browsing by Issue Date
Now showing items 561-580 of 682
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The potential of different forms of mulch on soil moisture, soil temperature and yield of sorghum in Zwenshambe, Botswana
(Botswana University of Agriculture and Natural Resources, 2021-08)Due to climate change, rainfed arable conditions have become quite unpredictable in semi-arid conditions of Botswana. Several countries have been experimenting with different climate smart technologies with a view to find ... -
Functional heterogeneity of habitats and dry season forage variability in an Okavango Delta landscape, northern Botswana.
(Elsevier, 2021-08-27)The late dry season is a period when forage resources become limited in some African savannas that can induce a strong demographic bottleneck in herbivore populations with limited access to resource heterogeneity. This ... -
Utilization of crop residues and Agro – industrial by products by Tswana sheep fed varying energy sources and minerals
(Botswana University of Agriculture & Natural Resources, 2021-09)Two experiments were conducted at Botswana University of Agriculture and Natural Resources, Sebele. In Experiment 1, twenty-five Tswana sheep were used in 3 x 2 factorial arrangements in a Complete Randomized Design to ... -
On-farm phenotypic characterization of indigenous Tswana sheep population in selected Districts of Southern Botswana
(Academic Journals, 2021-09-03)This study aimed to phenotypically characterize indigenous Tswana sheep under its natural environment and develop prediction equations for body weight using linear body measurements in Kgatleng, Kweneng, Southern and ... -
Wildfires in Botswana and Their Frequency of Occurrence
(Scientific Research Publishing, 2021-09-13)Fires play an essential part in the maintenance of the environment, but am- plified fire activity often leads to adverse effects in the environment such as destruction of property and loss of life. Botswana has experienced ... -
Effects of Broiler Breeders’ Age on Egg Quality Characteristics and Their Correlation Coefficients.
(Scienceline Publishers, 2021-09-25)The current study was designed to assess the effect of Ross breeder hens’ age on the egg qualities and their correlations. The external and internal qualities of eggs were compared, and their correlation coefficients as ... -
Enzymes indigenous to milk: Lactoperoxidase.
(Elsevier, 2021-09-27)Lactoperoxidase (LPO), the peroxidase isolated from milk, is widely distributed in nature. LPO is the second most abundant enzyme in milk and its primary role is to protect the mammary gland and the gut of infants against ... -
Pre-sowing treatments for enhancing germination of Guibortia coleosperma and Amblygonocarpus andongensis seeds from Kazuma Forest Reserve, Botswana
(Academic Journal, 2021-09-30)The effect of seed presowing treatment on Guibortia coleosperma and Amblygonocarpus andongensis was investigated. Seeds of both species were subjected to four experiments, containing 10 levels of presowing treatments: ... -
Determination of the aroma properties of Mustard seeds by SPME - GC-MS
(Greener Journal of Biological Sciences, 2021-10-10)The objective of this study was to investigate the volatile aroma constituents of mustard seeds grown in Ethiopia by using SPME-GC-MS. In the analysis several sulfur contained compounds were identified. The ... -
Species richness, diversity, density and spatial distribution of soil seed banks in the riparian woodland along the Thamalakane River of the Okavango Delta, northern Botswana.
(Elsevier B.V., 2021-10-21)Soil seed banks serve as reservoirs of seeds for subsequent regeneration of plants. Soil seed banks were investigated along the Thamalakane Riparian Woodlands (hereafter referred to as TRWs) of the Okavango Delta, northern ... -
A fractional-order fall armyworm-maize biomass model with naturally beneficial insects and optimal farming awareness.
(Elsevier, 2021-11-01)Maize remains an important food crop in Africa. However, the production of this crop, and consequently the livelihood of the growers are threatened by the invasion and widespread infestation of the fall armyworm which ... -
Dynamics for a non-autonomous fall armyworm-maize interaction model with a saturation functional response
(AIMS Press, 2021-11-09)In this study, we present a non-autonomous model with a Holling type II functional response, to study the complex dynamics for fall armyworm-maize biomass interacting in a periodic environment. Understanding how seasonal ... -
Forage conservation in sub-Saharan Africa: Review ofexperiences, challenges, and opportunities
(John Wiley & Sons, Ltd, 2021-11-11)Forage conservation is an important potential solution to seasonal variation in feed quality and quantity and herder-farmer conflicts in sub-Saharan Africa (SSA). Considerable variations exist in the type of forages conserved ... -
Beekeeping Practices, Physiochemical Properties and Consumer Acceptability of Honey Collected from the Forest and Backyard Hives in Pandamatenga, Botswana.
(Junghaengsa, Inc, 2021-11-15)Beekeeping is an important agricultural activity in Botswana and supports the livelihoods of many people in the country. However, there is limited documented evidence on apicultural practices and quality of honey produced ... -
Enhancing Germination of Seeds of Cassia abbreviata and Senegalia nigrescens Using Pre-Sowing Seed Treatments in Botswana
(Enviro Research Publishers, 2021-11-30)Cassia abbreviata and Senegalia nigrescens are indigenous trees found in North and Central regions of Botswana. However, inadequate knowledge of their silviculture and decline in population due to deforestation, expanding ... -
Evaluation of two Non-Edible, Wild Indigenous Botswana Crops (Croton megalobotrys (Motsebi/Letsebi/Moshoole) and Ricinus communis (Mokhure)) as Potential Feedstocks for Petroleum and Cosmetic Industries
(EAST AFRICAN NATURE & SCIENCE ORGANIZATION, 2021-12-07)Croton megalobotrys and Ricinus cummunis plants produce high-quality nonedible seed oils at relatively high quantities of 39.65 ± 0.06 % w/w to 53.74 ± 0.04 % w/w. The Iodine values of 85.97 ± 1.62 g I2/100 g to 96.51 ± ... -
Genetic Polymorphism in the Promoter and 5 ́ UTR of HSP-70 Gene in Three Strains of Indigenous Tswana Chickens and Commercial Broilers
(Scienceline Publication, 2021-12-10)The current study was conducted to investigate sequence polymorphisms in the promoter, 5 ́untranslated regions (UTR), and partial exon regions of chicken HSP-70 gene in the normal (n = 24), naked neck (n = 22), and dwarf ... -
Processing and Utilization of Dry Beans and Pulses in Africa.
(John Wiley & Sons Ltd., 2021-12-17)A wide range of dry beans and other pulses are produced and consumed in Africa. In most African countries pulses are referred to as “poor man's meat.” These legume crops are grown for subsistence and consumed by most ... -
Antioxidant and cytotoxicity to liver cancer HepG2 cells in vitro of Korarima (Aframomumcorrorima (Braun) P.C.M. Jansen) seed extracts.
(Taylor and Francis Group., 2021-12-27)This study examined the total phenolic contents, in vitroantioxidant activity and anti-cancer effect of petroleum ether and aqueous: methanol (20:80, v/v) seed extracts of Aframomum corrorima (Ethiopian cardamom). The ... -
Structure and composition of woody vegetation along the Zambezi River floodplain and seasonal water pans in Mana Pools National Park, Zimbabwe.
(Springer Link, 2022)This study aimed at investigating woody vegetation structure and composition in relation to surface water availability in Mana Pools National Park (MPNP). Two study sites, namely the Zambezi River floodplain and seasonal ...