• Optimization of gum arabic and starch-based edible coatings with lemongrass oil using response surface methodology for improving postharvest quality of whole “wonderful” pomegranate fruit 

  Kawhena, Tatenda Gift; Opara, Umezuruike Linus; Fawole, Olaniyi Amos (MDPI, 2021-04-12)

  The effects of edible coatings based on gum arabic (GA) (0.5–1.5%), maize starch (MS) (0.5–1.5%), lemongrass oil (LO) (2–4%), and glycerol (GC) (0.5–1%) developed using response surface methodology (RSM) on “Wonderful” ...
• Understanding drivers of human tolerance to gray wolves and brown bears as a strategy to improve landholder– carnivore coexistence 

  Marino, Filippo; Kansky, Ruth; Shivji, Irene; Di Croce, Antonio; Ciucci, Paolo; Knight, Andrew T. (Wiley Periodicals LLC., 2020)

  Despite recent recovery of large carnivores throughout Europe such as the brown bear (Ursus arctos) and the graywolf (Canis lupus), some of their populations are still threatened and their viability depends on human ...
• Probabilistic risk-based model for the assessment of Phyllosticta citricarpa-infected citrus fruit and illicit plant material as pathways for pathogen introduction and establishment 

  Gottwald, T.R.; Taylor, E.L.; Amorim, L.; Bergamin-Filho, A.; Bassanezi, R.B.; Silva, G.J.; Fogliata, G.; Fourie, P.H.; Graham, J.H.; Hattingh, V.; Kriss, A.B.; Luo, W.; Magarey, R.D.; Schutte, G.C.; Sposito, M.B. (Elsevier Ltd., 2020)

  Citrus Black Spot (CBS), caused by the ascomycete, Phyllosticta citricarpa, is a fruit, foliar, and twig spotting fungal disease affecting the majority of commercial cultivars of citrus. The disease causes cosmetic lesions, ...
• Fast developing Russian wheat aphid biotypes remains an unsolved enigma 

  Botha, Anna-Maria (Elsevier Inc., 2020-12-30)

  Diuraphis noxia, commonly known as the Russian wheat aphid, is an economically important cereal pest species, highly invasive and reproduces mostly asexually. Remarkably, many new virulent populations continue to develop, ...
• Effect of different extraction methods on the quality and biochemical attributes of pomegranate juice and the application of Fourier transformed infrared spectroscopy in discriminating between different extraction methods 

  Arendse, Ebrahiema; Nieuwoudt, Helene; Fawole, Olaniyi Amos; Linus Opara, Umezuruike (Frontiers Media, 2021-08-23)

  This study investigated the effects of extraction methods on the physicochemical, phytochemical, and antioxidant properties of pomegranate juice (cv. Wonderful). In addition, the application of attenuated total reflectance ...
• Improving crops for a changing world 

  Lloyd, James Richard; Kossmann, Jens (Frontiers Media S.A, 2021-09-06)

  Plant biotechnology has been fundamental to the development of human civilisation. The domestication of plants helped increase food production, allowing the sustenance of populations in large settlements and they provide ...
• Infrared spectroscopy and chemometric applications for the qualitative and quantitative investigation of grapevine organs 

  Van Wyngaard, Elizma; Blancquaert, Erna; Nieuwoudt, Hélène; Aleixandre-Tudo, Jose Luis (Frontiers Media S.A, 2021-09-03)

  The fourth agricultural revolution is leading us into a time of using data science as a tool to implement precision viticulture. Infrared spectroscopy provides the means for rapid and large-scale data collection to achieve ...
• A discrete-time survival analysis of smallholder contract farmers in Malawi 

  Pretorius, Hendrik Stephanus (Stellenbosch : Stellenbosch University, 2023-04)

  ENGLISH ABSTRACT: This study investigates the durability and dynamics of smallholder participation in contract farming arrangements (CFAs) in Malawi, which are seen as a potential way to increase smallholder commercialisation ...
• The comparative effects of essential oil compounds and monensin in the diet of pre-weaned calves on animal growth, performance and the prevalence of antibiotic resistant Escherichia coli and Salmonella spp. 

  Gouws, Michelle (Stellenbosch : Stellenbosch University, 2023-04)

  ENGLISH ABSTRACT: Ionophores, such as monensin, are used in dairy calf rearing systems to control coccidiosis and aid in growth and health of the calf. However, the need for alternative growth-promoting and disease preventing ...
• Patterns and tempo of PCSK9 pseudogenizations suggest an ancient divergence in mammalian cholesterol homeostasis mechanisms 

  Van Asch, Barbara; Da Costa, Luís Filipe Teixeira (Springer Nature, 2021-01-30)

  Proprotein convertase subtilisin/kexin type 9 (PCSK9) plays a central role in cholesterol homeostasis in humans as a major regulator of LDLR levels. PCSK9 is an intriguing protease in that it does not act by proteolysis ...
• The influence of biophysical and socio-economic factors on the effectiveness of private land conservation areas in preventing natural land cover loss across South Africa 

  Shumba, Tafadzwa; De Vos, Alta; Biggs, Reinette; Esler, Karen J.; Clements, Hayley S. (Elsevier B.V., 2021-06-09)

  There is increasing interest in the potential of private land conservation areas (PLCAs) as a complementary biodiversity conservation strategy to state-owned protected areas. However, there is limited understanding of ...
• Evaluating the potential biological control of Margarodes prieskaensis using South African entomopathogenic fungi, and/or entomopathogenic nematodes 

  Erasmus, Talitha (Stellenbosch : Stellenbosch University, 2023-04)

  ENGLISH ABSTRACT: Margarodes prieskaensis (Jakubski) (Homoptera: Coccoidea: Margarodidae) occurs naturally in the Northern Cape, Limpopo and Mpumalanga in South Africa, where it is a serious pest on table and raisin grapes ...
• Effects of both climate change and human water demand on a highly threatened damselfly 

  Khelifa, Rassim; Mahdjoub, Hayat; Baaloudj, Affef; Cannings, Robert A.; Samways, Michael J. (Nature, 2021-04-08)

  While climate change severely affects some aquatic ecosystems, it may also interact with anthropogenic factors and exacerbate their impact. In dry climates, dams can cause hydrological drought during dry periods following ...
• Classification learning of latent bruise damage to apples using shortwave infrared hyperspectral imaging 

  Nturambirwe, Jean Frederic Isingizwe; Perold, Willem Jacobus; Opara, Umezuruike Linus (MDPI, 2021-07-22)

  Bruise damage is a very commonly occurring defect in apple fruit which facilitates disease occurrence and spread, leads to fruit deterioration and can greatly contribute to postharvest loss. The detection of bruises at ...
• Effects of Saccharomyces cerevisiae, medium and forage type and their interactions on in vitro ruminal fermentation 

  Russouw, A.; Chevaux, E.; Chaucheyras-Durand, F.; Esposito, G.; Raffrenato, E. (Elsevier, 2020-09)

  The objective of this study was to investigate the effects of a live yeast, Saccharomyces cerevisiae CNCM I-1077, at four doses (0, 1×105, 1×106 and 1 × 107 cfu/mL) according to the reducing medium used [Goering-Van Soest ...
• Fatty acid composition, bioactive phytochemicals, antioxidant properties and oxidative stability of edible fruit seed oil : effect of preharvest and processing factors 

  Kaseke, Tafadzwa; Opara, Umezuruike Linus; Fawole, Olaniyi Amos (Elsevier, 2020-09)

  Fruit seed is a by-product of fruit processing into juice and other products. Despite being treated as waste, fruit seed contains oil with health benefits comparable or even higher than the conventional seed oil from field ...
• Fusaric acid instigates the invasion of banana by Fusarium oxysporum f. sp. cubense TR4 

  Liu, Siwen; Li, Jian; Zhang, Yong; Liu, Na; Viljoen, Altus; Mostert, Diane; Zuo, Cunwu; Hu, Chunhua; Bi, Fangcheng; Gao, Huijun; Sheng, Ou; Deng, Guiming; Yang, Qiaosong; Dong, Tao; Dou, Tongxin; Yi, Ganjun; Ma, Li-Jun; Li, Chunyu (Wiley Online, 2019)

  Fusaric acid (FSA) is a phytotoxin produced by several Fusarium species and has been associated with plant disease development, although its role is still not well understood. Mutation of key genes in the FSA biosynthetic ...
• Acridid ecology in the sugarcane agro-ecosystem in the Zululand region of KwaZulu-Natal, South Africa 

  Bam, Adrian; Addison, Pia; Conlong, Desmond (Pensoft, 2020-01-10)

  Grasshoppers and locusts are well known crop and pasture pests throughout the world. Periodically they cause extensive damage to large areas of crops and grazing lands, which often exacerbate food shortage issues in many ...
• Multi-product forwarder-based timber extraction : time consumption and productivity analysis of two forwarder models over multiple products and extraction distances 

  Gagliardi, Kayla; Ackerman, Simon; Ackerman, Pierre (University of Zagreb, Faculty of Forestry and Wood Technology, 2020)

  Accurate predictions in forest operations can be used towards effective planning, costing, and maximizing the productivity of machines in mechanised cut-to-length (CTL) harvesting. There is a general and substantial gap ...
• Effects of economic growth, foreign direct investment and internet use on child health outcomes : empirical evidence from South Africa 

  Salahuddin, Mohammad; Vink, Nick; Ralph, Nicholas; Gow, Jeff (Taylor & Francis, 2020-02)

  This study examines the effects of economic growth and foreign direct investment (FDI) on child health outcomes measured by Infant Mortality Rate (IMR) and Child Mortality Rate Under 5 (CMRU5) with several control variables ...

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