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Phytochemical content, antioxidant capacity and physicochemical properties of pomegranate grown in different microclimates in South Africa
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Asanda Mditshwa --- Postharvest Technology Research Laboratory, South African Research Chair in Postharvest Technology, Faculty of AgriSciences, South Africa OlaniyiA Fawole --- Postharvest Technology Research Laboratory, South African Research Chair in Postharvest Technology, Faculty of AgriSciences, South Africa Fahad Al-Said --- Department of Crop Sciences, College of Agricultural and Marine Sciences, Sultanate of Oman Rashid Al-Yahyai --- Department of Crop Sciences, College of Agricultural and Marine Sciences, Sultanate of Oman UmezuruikeL Opara --- Postharvest Technology Research Laboratory, South African Research Chair in Postharvest Technology, Faculty of AgriSciences, South AfricaWe investigated the antioxidant and physicochemical properties of pomegranate (Punica granatum cv. Bhagwa) fruit grown in three microclimates in South Africa. The physicochemical properties of fruit peel and arils differed among the growing locations, including weight and redness color of... -
Climatic and Altitudinal Criteria for Commercial Afforestation with Special Reference to Natal
Item type: Journal Article • Journal: South African Forestry Journal • Authors: A. P.G. Schönau --- Wattle Research Institute and Department of Agricultural Engineering, South Africa R.E. Schulze --- Wattle Research Institute and Department of Agricultural Engineering, South AfricaCriteria of altitude and climate such as mean annual precipitation, mean annual. January and July temperatures, mean daily maximum and minimum temperatures for January and July respectively and duration of soil moisture deficit are given for five main commercial tree... -
8. A Different Approach to Site Evaluation and Some Preliminary Results
Item type: Journal Article • Journal: South African Forestry Journal • Authors: A. P.G. Schönau --- , R.C. Purnell --- de Wet Forestry Research Centre,This paper describes a new approach towards site evaluation of exotic tree species which have a limited and non-representative occurrence. Instead of applying the classical site factor analysis and measuring a considerable number of sample plots of different ages at... -
Studies on ovulate strobili and seed production of Pinus patula in KwaZulu-Natal
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: S.F. Hagedorn --- ,Cone and seed production studies in Pinus patula were conducted bythe Institute for CommercialForestry Research (ICFR) in KwaZulu-Natal as part ofthe improvement programme of the species. The optimum altitude for female strobilus and seed production is approximately 1450 m in... -
Cold tolerant eucalypts in South Africa—Growth information for informed site-species matching in SA
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: T.L. Swain --- Institute for Commercial Forestry Research, Africa R.A.W. Gardner --- Institute for Commercial Forestry Research, AfricaSite-species matching is very important in managing the various limiting site and climatic factors in the more temperate forestry areas in South Africa. Information has been gathered from ICFR site-species interaction trials and provenance/progeny trials and summarised into a format... -
Regional vegetation management standards for commercial pine plantations in South Africa
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: CA Rolando --- , New Zealand KM Little --- , South AfricaDuring the 1990s a number of trials were implemented in the summer rainfall region of South Africa to determine both the short- and long-term impacts of competing vegetation on pine growth. Trial sites were selected across different physiographic regions such... -
Regional vegetation management standards for commercial Eucalyptus plantations in South Africa
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: KM Little CA RolandoDuring the 1990s a number of trials were implemented in the summer-rainfall region of South Africa to determine both the short- and long-term impacts of competing vegetation on eucalypt growth. Trial sites were selected across different physiographic regions such that... -
Water temperature affects life-cycle duration of tadpoles of Natal cascade frog
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: NA Rivers-Moore --- Centre for Water Resources Research, South Africa RJ Karssing --- Ezemvelo KZN Wildlife, South AfricaDirect and indirect effects of climate change on amphibians include range shifts and changes in community structure. The Natal cascade frog Hadromophryne natalensis has an altitudinal range of some 2 400 m in KwaZulu-Natal, and presents an opportunity to assess... -
Family variation in diameter growth and acoustic velocity in three 5‑year‑old South African‑grown Pinus elliottii×Pinus caribaea progeny trials established on three diverse sites
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Francois S Malan --- Research Division, South AfricaThis paper discusses family differences in the stiffness of young Pinus elliottii×P. caribaea wood and how these differences relate to differences in growth rate and altitude. Trees for measurement were obtained from three 5‑year‑old progeny trials established at three diverse... -
Current distribution and population size of the Blue Swallow Hirundo atrocaerulea in the southern Tanzanian highlands
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Steven W Evans --- SARCHI Chair on Biodiversity Value and Change, School of Mathematical and Natural Sciences, South Africa Elizabeth M Baker --- Tanzanian Bird Atlas Project, Tanzania Neil E Baker --- Tanzanian Bird Atlas Project, Tanzania Dirk Cilliers --- Unit for Environmental Sciences and Management (Zoology), South AfricaTwo surveys of Blue Swallows were conducted in the southern Tanzanian highland grasslands in order to determine the habitat preferences and estimate the size of this subpopulation. During the 2008/09 and 2012 surveys, a total distance of 3 635 km was... -
Contribution of forest floor fractions to carbon storage and abundance patterns of arbuscular mycorrhizal fungal colonisation in a tropical montane forest
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: V Jeyanny --- Forest Plantation Programme, Malaysia MH Ahmad Husni --- Faculty of Agriculture, Malaysia B Siva Kumar --- Faculty of Agriculture, Malaysia K Wan Rasidah --- Forest Plantation Programme, Malaysia WC Suhaimi --- Forest Plantation Programme, MalaysiaForest floor carbon stocks, which include different components of litter, hemic and sapric materials, have not been empirically quantified in tropical montane forest, although they influence soil carbon (C) pools. To date, the contribution of arbuscular mycorrhizae in C sequestration... -
Cryptic variation in the Moroccan high altitude lizard Atlantolacerta andreanskyi (Squamata: Lacertidae)
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Mafalda Barata --- , , Portugal Ana Perera --- , , Portugal D. James Harris --- , , PortugalAtlantolacerta andreanskyi is a mountain specialist lacertid lizard, restricted to areas above 2400 m of the High Atlas Mountains of Morocco, with apparently no geographic connection between different populations. In a recent molecular study, populations from A. andreanskyi collected across... -
Environmental factors influencing the distribution and prevalence of Schistosoma haematobium in school attenders of ILembe and uThungulu Health Districts, KwaZulu-Natal Province, South Africa
Item type: Journal Article • Journal: Southern African Journal of Infectious Diseases • Authors: Nkosinathi Banhela --- Discipline of Public Health Medicine, South Africa Myra Taylor --- Discipline of Public Health Medicine, South Africa Siphosenkosi Gift Zulu --- Discipline of Public Health Medicine, South Africa Linnea Sund Strabo --- Norwegian Centre for Imported and Tropical Diseases, Department of Infectious Diseases Ullevaal, Norway Eyrun Floerecke Kjetland --- Discipline of Public Health Medicine, South Africa Svein Gunnar Gundersen --- Research Department, NorwaySchistosoma haematobium infection is reported to facilitate the development of urogenital diseases. Its symptoms include haematuria, dysuria and tiredness, and it may cause cognitive decline in children. The prevalence of S. haematobium infection needs to be known in endemic areas... -
The rediscovery of a lost frog: Arthroleptis troglodytes Poynton, 1963
Item type: Journal Article • Journal: African Zoology • Authors: Francois S Becker --- Gobabeb Research and Training Centre, Namibia Robert W Hopkins --- Natural History Museum of Zimbabwe, ZimbabweThe cave squeaker Arthroleptis troglodytes Poynton, 1963 was first collected in 1961/62, and not observed again for 54 years despite several attempts to locate it. We rediscovered this species near the type locality in the Chimanimani mountain range in eastern... -
Modelling expected trout ranges under current and future water temperature regimes in the Eastern Cape, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: NA Rivers-Moore --- Centre for Water Resources Research, South Africa BR Ellender --- South African Institute for Aquatic Biodiversity (SAIAB), South Africa OLF Weyl --- Center for Invasion Biology, SAIAB, South AfricaDifferent values have resulted in conflicts between anglers and conservation lobbies in the management of trout in South Africa. Key to the conflict is the demarcation of boundaries to areas in which brown trout Salmo trutta and rainbow trout Oncorhynchus... -
A new giant species of Arthroleptis (Amphibia: Anura) from the forests of the Nguru Mountains, Tanzania
Item type: Journal Article • Journal: The Journal of the Herpetological Association of Africa • Authors: John Poynton --- Natural History Museum, UK SimonP. Loader --- University of Basel, Switzerland Michele Menegon --- Museo Tridentino di Scienze Naturali, ItalySpecimens of Arthroleptis attaining a body length of nearly 58 mm have been collected above 1790 m a.s.l. on the Nguru Mountains, part of the Eastern Arc mountain chain of Tanzania. In body size this material slightly surpasses the other... -
Nest-site selection by Levaillant’s Woodpecker Picus vaillantii in the Aurès Mountains of northeastern Algeria
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Mehdi Badis --- , Imane Benchana --- , Nabil Hamdi --- ,We investigated ecological factors that influence the presence of nests of Levaillant’s Woodpecker Picus vaillantii in the Aurès Mountains of northeastern Algeria. Surveys carried out during the breeding season in 2018 and 2019, using point counts combined with extensive nest...