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Measuring water stress in Pinus patula Schiede ex Schlect. & Cham. seedlings
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: C.A. Rolando --- , K.M. Little --- ,A pot trial was conducted to investigate measures of water stress for Pinus patula seedlings planted for commercial forestry in South Africa. The objectives were to determine the efficacy of different equipment for quantifying water stress, and the effect of... -
Themeda triandra: a keystone grass species
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Hennie A Snyman --- Animal, Wildlife and Grassland Sciences, South Africa Lachlan J Ingram --- Plant Breeding Institute, Faculty of Agriculture and Environment, Australia Kevin P Kirkman --- Grassland Science, South AfricaThemeda triandra is a perennial tussock grass endemic to Africa, Australia and Asia. Within these regions it is found across a broad range of climates, geological substrates and ecosystems. Because it is widespread across these areas it has great economic... -
The relationship between temperature and standard rate of metabolism in African lungfish, Protopterus aethiopicus, from Uganda
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: AshleyW Seifert LaurenJ ChapmanThe relationship between temperature and metabolism among ancient (non-teleost) fishes, while largely unknown, is essential to an understanding of the effects of temperature on fish energetics. This study quantifies the effect of temperature on the standard rate of metabolism in... -
Results from four Pinus patula water planting trials in the summer rainfall region of South Africa
Item type: Journal Article • Journal: Southern Hemisphere Forestry Journal • Authors: CA Rolando KM LittlePlanting with water is used by some forestry companies in South Africa to reduce post-planting water stress. Four trials were implemented to test the response in survival of Pinus patula to water applied at planting. Two trials each were situated... -
Effects of waterlogging, salinity and light on the productivity of Bruguiera gymnorrhiza and Heritiera littoralis seedlings
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: MM Mangora --- Institute of Marine Sciences, University of Dar es Salaam, Tanzania MSP Mtolera --- Institute of Marine Sciences, University of Dar es Salaam, Tanzania M Björk --- Department of Ecology, Environment and Plant Sciences, SwedenThis study aimed to establish the effects of waterlogging, salinity and light on the early development of mangroves. Seedlings of Bruguiera gymnorrhiza (L.) Lamk. and Heritiera littoralis Dryand were exposed to 12 weeks of waterlogging, during which time growth and...