College of Agriculture and Environmental Sciences: Recent submissions

Now showing items 1-20 of 833

Selected soil trace metals in KZN, Cedara : their concentration, adsorption, extraction methods and threats to food security

Zuma, Vincent Thulani (2025-11)

This study investigated the concentrations of cadmium (Cd), copper (Cu), chromium (Cr), cobalt (Co), zinc (Zn), manganese (Mn), nickel (Ni) and lead (Pb) in soils from Cedara Research Farm in KwaZulu-Natal, South Africa. ...
Assessing the environmental impacts and occupational risk of solid waste reclamation by waste pickers in Goudkoppies landfill site, Soweto township, South Africa

Sadiki, Ntsieni Eric (2025-08)

The reclamation of recyclables in landfill sites has both negative and positive impacts, as these recyclables are recognised as valuable resources that support the livelihoods of underprivileged communities. However, waste ...
Flood susceptibility analysis in Oshakati and Ongwediva within the Cuvelai-Etosha Basin (CEB), north-central Namibia, using remote sensing and GIS techniques

Shakela, Tuhafeni Shiwovanhu (2024-10)

Floods are a major problem affecting many parts of the world. Generally, the Cuvelai Etosha Basin (CEB) of north-central Namibia and specifically Oshakati and Ongwediva towns are no exceptions to this problem. Floods have ...
Assessment of the food security status of Zimbabwean immigrants living in Pietermaritzburg, Kwazulu-Natal

Hlatshwayo, Mavis (2023-11-28)

Food insecurity is a global concern on upward trajectory and common amongst economic and political immigrants. The food security status of Zimbabwean immigrants in Pietermaritzburg, South Africa was investigated from 379 ...
Determinants of challenges of smallholder and emerging sheep and goat farmers in Thabo Mofutsanyana district municipality, Free State Province

Kgomongwe, Mmakhuduga Neriath (2024)

Developing countries rely heavily on smallholder and emerging farmers to ensure food security but despite this, farmers face many challenges that hinder them from producing efficiently, forcing them to focus on home ...
Assessment of the impact of renewable energy supply, carbon dioxide emissions, trade, and economic growth nexus on maize production from 1979-2021

Nevhutalu, Vhugala Charity (2024)

The economy most susceptible to climate change is the agriculture sector. Agricultural production is negatively affected by weather patterns and temperature which ultimately impacts the sector’s economy. Food insecurity ...
Assessment of the effects of climate change, renewable energy consumption, economic and population growth on sugarcane productivity in South Africa from 1972-2021

Ndaba, Nonkululeko (2024-01)

Sugarcane production in South Africa is influenced by several factors, including environmental dynamics (climate change, carbon dioxide emissions), consumption of renewable energy, population expansion, and economic growth. ...
Smallholder sugarcane producers’ perceptions and practices in bioenergy production in Ehlanzeni District, Mpumalanga Province, South Africa

Mabila, Delisile Priscilla (2024-09-29)

Smallholder sugarcane production has an important role in promoting the participation of smallholder farmers in the bioenergy sector. There is not much which is known about smallholder farmers’ potential and willingness ...
The impact of renewable energy consumption, foreign direct investment, economic growth, and carbon dioxide emissions on soybean production in South Africa

Baloyi, Shiluva Faith (2024-03-07)

Soybean is one of the most significant global crops due to its high protein content and high-quality essential oils, therefore, it is used for food, energy, and animal feed, however, climate change threatens its productivity. ...
Ungulate communities and the role of environmental gradients in their spatial and temporal dynamics

Kidwai, Zaara (2023-12)

The African savanna supports a high diversity of ungulate species that have intrigued scientists for a long time. Fluctuating densities across space and time suggest ungulate populations are predominantly regulated by ...
Exploring the potential contribution of organic community food gardens for sustainability: the perspective of cultivators and consumers

Boshoff, Harriët Maria (2024-01-16)

The exponential rise in global organic food product sales indicates a transformative shift in consumer preferences towards healthier, more sustainable, and environmentally conscious food choices. This qualitative study, ...
Exploring the use and influence of macronutrients and energy information labelling on the intention to purchase packaged food

Ndlovu, Sithabile Sharon (2024-01-26)

The high prevalence of obesity in South Africa has been linked to unhealthy food consumption. Food labelling plays a significant role in informing and educating consumers about macronutrients in the food they consume. ...
Physiology, yield, and nutritional contribution of Indian Hemp (Cannabis sativa L) grown under different fertilizer types and environment

Thobejane, Kgaogelo Ignatius (2024-08-05)

The first three Sustainable Development Goals (SDG 1, 2 and 3) set by the United Nations focus on ending poverty, promoting good agriculture to eradicate malnutrition, and ensuring good health and well-being, respectively. ...
Exploring the influence of perceived consumer value on the decision to purchase fashion products

Akugo, Iheanacho Genevive (2023-01-31)

Fashion purchases are a mechanism through which the wearer achieves self-expression and emotional connectedness that is attributed to the value of the fashion products. The value consumers attribute to fashion product ...
A GIS-based approach to analyse potable water acccessibility in Langeloop Village in Ehlanzeni District Municipality, Mpumalanga

Mathaba, K. M. (2024-01)

Potable water accessibility is fundamentally a human right, crucial for sustaining life and ensuring the well-being of individuals and communities. However, in rural areas, people struggle to find enough clean water to ...
Assessing the integration of fourth industrial revolution technologies into drought early warning systems for agricultural disaster risk management

Masupha, Elisa Teboho (2024-07-28)

The agricultural sector, particularly in developing countries, is highly vulnerable to drought occurrences, which often result in substantial socio-economic losses. In southern Africa, drought frequency has tripled over ...
Effects of Rhus lancea and Celtis africana on short-term intake rate, nutrient digestibility, blood metabolites and rumen bacteria in Nguni goats as a model for feeding captive wildlife herbivores in zoological gardens

Phiri, France (2024)

The study assessed Rhus lancea and Celtis africana as browse species for concentrate selectors in captivity, using indigenous Nguni male goats as a model. The first experiment involved ten indigenous Nguni male goats, each ...
Occurrence of food-borne diseases among patients presenting at a health facility in the O.R. Tambo District, Eastern Cape Province, South Africa

Ndlame, Nandisa Nonopa (2024-02-29)

Outbreaks of food-borne disease (FBDs) are frequent in South Africa. However, although notifiable, they are poorly investigated and not often reported. Consequently, there is limited understanding of the burden of FBDs ...
Growth performance and methane emission of lambs supplemented with hydroponic barley fodder

Dhlamini, Thabo Creswell (2024-09-12)

The demand for natural resources like water, grazing pastures and land for conventional green fodder production continues to rise, causing the livestock industry to be vulnerable. As a result, it is ideal to find alternative ...
A phylogenetic study of the genus Dianthus L. (Caryophyllaceae) in South Africa

Mnxati, Edward Sifiso (2024-02-28)

This study addresses the phylogenetic relationships within the genus Dianthus in South Africa, employing molecular analysis approach and the distribution pattern of the genus. We extracted DNA and sequenced South African ...

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