- UPSpace Home
- →
- Natural and Agricultural Sciences
- →
- Browsing Natural and Agricultural Sciences by UP Author
JavaScript is disabled for your browser. Some features of this site may not work without it.
Browsing Natural and Agricultural Sciences by UP Author "Du Toit, Elsa Sophia"
Now showing items 1-20 of 22
-
Mudau, Fhatuwani Nixwell; Araya, Hintsa Tesfamicael; Du Toit, Elsa Sophia; Soundy, Puffy; Olivier, J. (Jana), 1948- (Global Science Books, 2007)Bush tea (Athrixia phylicoides DC.) is a plant indigenous to South Africa and is commonly known as bushman’s tea (English); Boesmanstee (Afrikaans); Icholocholo, itshelo, umthsanelo (Zulu). It is a herbaceous plant that ...
-
Dube, S.Z. (Swazi); Du Toit, Elsa Sophia (International Society for Horticultural Science, 2021-04)Conventional propagation of Moringa oleifera involves the use of seeds and cuttings. However, being a crop of high economic value and demand, it is required to apply fast and efficient biotechnological methods to propagate ...
-
Mvumi, Culver; Marais, D. (Diana); Ngadze, Elizabeth; Du Toit, Elsa Sophia; Tsindi, Albert (Taylor and Francis and NISC (Pty) Ltd, 2018)Tomato is often exposed to hormones and diseases, among other factors, to which responses in leaf anatomy and yield are observed. This study evaluated responses in the leaf anatomy of Alternaria solani infected (IN) and ...
-
Fotouo Makouate, Helene; Vorster, Barend Juan; Du Toit, Elsa Sophia; Robbertse, P.J. (Petrus Johannes), 1932- (Elsevier, 2020-03)There have been increased interest to propagate Moringa oleifera because of its multipurpose uses. However there are still no appropriate guidelines for long-term storage of Moringa seed because diverse results are reported ...
-
Fotouo Makouate, Helene; Du Toit, Elsa Sophia; Robbertse, P.J. (Petrus Johannes), 1932- (Elsevier, 2016-06)Moringa seed oil is known as Ben oil. Recently research by several authors illustrated the potential use ofBen oil for biodiesel production. Oil quality is directly related to the physiological condition of the seedsfrom ...
-
Mudau, Fhatuwani Nixwell; Soundy, Puffy; Du Toit, Elsa Sophia (American Society for Horticultural Science, 2007)Bush tea (Athrixia phylicoides L.) contains high concentrations of polyphenols that are the primary indicator of antioxidant potential in herbal teas. The objective of this study was to determine the seasonal effect of ...
-
Robbertse, P.J. (Petrus Johannes), 1932-; Du Toit, Elsa Sophia; Cloete, Michele Olivia (Elsevier, 2010-10)Gender and the structure of the inflorescence and flowers of Pappea capensis (Sapindaceae) are investigated in a locality around Pretoria (22–27°S and 25–32°E). The trees flower over a long period (December to April) and ...
-
Fotouo Makouate, Helene; Du Toit, Elsa Sophia; Robbertse, P.J. (Petrus Johannes), 1932- (Oxford University Press, 2015)Seed ageing during storage is one of the main causes of reduction in seed quality and this results in loss of vigour and failure to thrive. Finding appropriate storage conditions to ameliorate deterioration due to ageing ...
-
Wu, H.C. (How-Chiun); Du Toit, Elsa Sophia (Academic Journals, 2012-08-07)Protea cynaroides L. is a slow-growing, difficult-to-propagate plant. Due to problems such as phenolic browning and their sensitivity to the phosphorous nutrient, in vitro multiplication of P. cynaroides explants have not ...
-
Rakuambo, Z.J. (Zwonkunda Juliet); Du Toit, Elsa Sophia; Soundy, Puffy; Olivier, J. (Jana), 1948- (Indilinga, 2009)The article provides a report on a survey conducted in selected villages of Thohoyandou and Nzhelele in Venda, Limpopo Province of South Africa by means of personal interviews. The aim of the survey was to gather indigenous ...
-
Araya, Hintsa Tesfamicael; Soundy, Puffy; Du Toit, Elsa Sophia; Mudau, Fhatuwani Nixwell (Global Science Books, 2007)The objective of this investigation was to study the effect of cutting position, rooting medium and hormone on the rooting of bush tea stem cuttings. The experiment was carried out in four consecutive seasons from 2002 to ...
-
Muhl, Quintin Ernst; Du Toit, Elsa Sophia; Steyn, J.M. (Joachim Marthinus), 1963- (Friends Science Publishers, 2014)The compositional development of Moringa oleifera seed across a range of growth stages was monitored at three irrigation treatments, simulating total annual rainfall of 900 mm, 600 mm and 300 mm/annum over two consecutive ...
-
Wu, H.C. (How-Chiun); Du Toit, Elsa Sophia; Reinhardt, Carl Frederick (Charlie) (Springer, 2007-04)The inability to induce rooting of in vitro-established Protea cynaroides microshoots has prevented the production of complete plantlets. A successful shoot-tip micrografting technique was developed using in vitro-germinated ...
-
The phenolic, 3,4-dihydroxybenzoic acid, is an endogenous regulator of rooting in Protea cynaroides Wu, H.C. (How-Chiun); Du Toit, Elsa Sophia; Reinhardt, Carl Frederick (Charlie); Rimando, A.M.; Van der Kooy, Frank; Meyer, Jacobus Johannes Marion (Springer, 2007-07)Please refer to abstract in article
-
Robbertse, Petrus Johannes; Du Toit, Elsa Sophia; Annandale, John George (Scientific Research Publishing, 2014)The architectural development of Acacia karroo conforms to Troll’s model. Growth of the branches is modular and sympodial with heteroblastic leaves on all long shoots of the tree, including the seedling. Axillary buds ...
-
Wu, H.C. (How-Chiun); Du Toit, Elsa Sophia; Reinhardt, Carl Frederick (Charlie) (Springer, 2007-05)Please refer to abstract in article
-
Mng'omba, Simon A.; Du Toit, Elsa Sophia; Akinnifesi, Festus K.; Venter, Helena M. (Elsevier, 2007-04)The objective of the trial was to determine an effective propagation protocol for jacket plum (Pappea capensis) tree species. Experiments on in vitro propagation and rooting of stem cuttings were carried out. Dipping stem ...
-
Wu, H.C. (How-Chiun); Du Toit, Elsa Sophia (Academic Journals, 2011-10-03)Phenolic compounds, which are known to regulate root formation, are found abundantly in difficult-toroot Protea cynaroides stem cuttings. In this study, analysis of total phenol content was carried out on blanched and ...
-
Coetser, Elmien; Du Toit, Elsa Sophia; Prinsloo, G. (International Society for Horticultural Science, 2021-04)Moringa oleifera has excellent value as a medicinal plant due to the various secondary metabolites produced in all its tissues. These secondary metabolites are biologically active and give moringa the properties that make ...
-
Kuriakose, Boney; Du Toit, Elsa Sophia; Jordaan, Anton (Elsevier, 2012-01)Rose tissues of different varieties were transformed using a Bio-Rad Helios® hand-held biolistic gun. Parameters for optimum transient expression were optimized and included rose variety, flower age, tissue, gold particle ...
Now showing items 1-20 of 22