Department of Horticulture
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In-season mineral nutrient management of citrus by early (spring/summer) season sampling of leaves, fruitlets, and flowers
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: Tree nutrient supply must be optimal to ensure the production of high yields of quality fruit. Fertiliser schedules are adjusted based on the results of various diagnostic tools – one such tool is analysis ... -
Managing lack of winter chilling in apple production
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: Delayed onset and insufficient winter chilling cause delayed leaf drop in autumn, delayed, protracted and reduced budbreak, a basitonic tree architecture, and reduced fruit yield and quality. Fallen ... -
Investigating the origin and extent of variation in apple fruit quality
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: Developed countries with abundant food sources, have become more discerning of apple fruit quality. In addition to specific qualities that consumers may find desirable, variation in quality within a ... -
Mineral nutrition of citrus trees in relation to flowering, fruit set and yield
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: Fruit set is considered as the determining factor for adequate fruit yield in citrus species. Cultivars such as ‘Midknight’ Valencia [Citrus sinensis (L.) Osbeck] and ‘Orri’ mandarin (Citrus paradisi ... -
Alternative postharvest technologies for the maintenance of ‘Parthenon’ broccoli quality during export and domestic marketing.
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: Broccoli is prized for its nutritional quality. The green colour and a compact head symbolise freshness. Export and domestic marketing of broccoli is limited by its high perishability. The aim of this ... -
Quantifying the potential of almond production in the Western Cape for future extension and high-density plantings in suitable climatic regions
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: Almond (Prunus amygdalus Batsch) has become popular as an alternative crop with South African growers as the need for marginal crops in the Western Cape increases. Growers are also seeking more efficient ... -
Quantifying the contribution of windbreaks on fruit quality, yield and tree performance of bearing citrus cultivars in the Western Cape
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: Strong winds in the Western Cape have a direct and indirect effect on the performance of citrus trees. Tree-based windbreaks are used extensively in South Africa to protect citrus orchards from wind ... -
Investigating the potential income and future water requirements of existing pecan orchards in the Western Cape
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: The peak in pecan production occurs between 12 and 15 years, in traditional densities of 10 x 10 m, resulting in a long period before break even. To address this financial challenge, different approaches ... -
Quantifying the role of soil microbial activity in cover crops on newly established fruit trees in the Western Cape
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: Limited research is available on the role of cover crops in newly established deciduous fruit orchards in South Africa. Thus, three field studies were conducted to evaluate the contribution of cover ... -
Improving resilience in rainfed and irrigated agriculture under future climate in the winter rainfall region of the Western Cape: lessons from the 2015-2018 drought
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH ABSTRACT: Drought has been identified as a key vulnerability for agriculture under climate change - most notably in southern Africa. Recently, the Western Cape Province of South Africa experienced a multi-year ... -
Long-term storage of late season avocado cultivars Hass and Gem™
(Stellenbosch : Stellenbosch University, 2021-12)ENGLISH ABSTRACT: Avocados experience a physiological disorder known as mesocarp discolouration, also known as grey pulp, which is associated, but not limited, with storage and advanced maturity and leads to large amounts ... -
Quantifying the role of vapour pressure deficit in the development of lenticel breakdown in ‘Braeburn’ apple
(Stellenbosch : Stellenbosch University, 2021-12)ENGLISH ABSTRACT: Lenticel breakdown (LB) is a physiological disorder that can develop in different apple cultivars including Braeburn during cold storage and shipping. Several researchers mentioned various pre and ... -
Investigating the reproductive potential and yield of pecans [Carya illinoinensis (Wangenh. K. Koch)] under South African conditions.
(Stellenbosch : Stellenbosch University, 2021-12)ENGLISH ABSTRACT: Successful pecan [Carya illinoinensis (Wangenh. K. Koch)] production is highly dependent on the effective management of pollination related crop losses (e.g. Stage-II fruit drop). Pecan nut production ... -
The effect of biostimulants on the performance of newly planted apple trees in fumigated soil
(2021-12)ENGLISH ABSTRACT: Apple replant disease (ARD) is a consequence of replanting apple orchards in suitable climatic areas with limited availability of virgin soils. Fumigation of ARD infected soils provides alleviation of ... -
Measuring internal maturity parameters contactless on intact table grape bunches using NIR spectroscopy
(Frontiers Media, 2019)The determination of internal maturity parameters of table grape is usually done destructively using manual methods that are time-consuming. The possibility was investigated to determine whether key fruit attributes, namely, ... -
Drying kinetics of pomegranate fruit peel (cv. Wonderful)
(Elsevier, 2019)Pomegranate juice processing produces large amount of peel as by-product or waste which is a potential source of raw material for food and other bioprocessing industries. Drying the peel offers opportunities for value ... -
Light regulation of carotenoid biosynthesis in the peel of mandarin and sweet orange fruits
(Frontiers, 2019-10-15)Carotenoids are the pigments responsible for the coloration of the peel and pulp of Citrus fruits. Light is one of the major environmental factors influencing coloration and carotenoid content and composition of fleshy ... -
Application of gum arabic and methyl cellulose coatings enriched with thyme oil to maintain quality and extend shelf life of “Acco” pomegranate arils
(MDPI, 2020-12-01)The effects of gum arabic (GA; 1.5% w/v) and methyl cellulose (MC; 1% w/v) enriched with thyme oil (TO; 0.25 and 0.5% v/v) on the quality of “Acco” pomegranate arils were studied. Coating treatments, namely, MC, MC + ... -
The effects of postharvest treatments and sunlight exposure on the reproductive capability and viability of Phyllosticta citricarpa in citrus black spot fruit lesions
(MDPI, 2020-12-21)Citrus black spot (CBS) is caused by Phyllosticta citricarpa, which is classified as a quarantine organism in certain countries whose concerns are that CBS-infected fruit may be a pathway for introduction of the pathogen. ... -
Effects of pre-treatments to preserve quality attributes and prolong shelf-life of dried pomegranate arils
(Stellenbosch : Stellenbosch University, 2021-03)ENGLISH ABSTRACT: The pomegranate fruit (Punica granatum L.) is a lucrative horticultural crop, which is rich in nutrients and phytochemical compounds. Fruit with physical defects such as sunburn and cracks pose a threat to ...
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