Author:Van der Zel, DWDate:1988Even after 300 years of indigenous forest protection as well as 100 years of plantation forestry, no forestry map of South Africa was available. The development and availability of LANDSAT images in the early 1970s opened possibility to use ...Read more
Author:van der Zel, DWDate:1988Even after 300 years of indigenous forest protection as well as 100 years of plantation forestry, no forestry map of South Africa was available. The development and availability of LANDSAT images in the early 1970s opened up possibilities to ...Read more
Author:Van Aardt, JAN; Wynne, RH; Oderwald, RGDate:May 2006This study assessed a lidar-based, object-oriented (segmentation) approach to forest volume and aboveground biomass modeling. The study area in the Piedmont physiographic region of Virginia is composed of temperate coniferous, deciduous, and ...Read more
Author:Scott, DF; Le Maitre, David C; Fairbanks, DHKDate:Jul 1998Forestry is an important sector of industry in South Africa but the growing of timber places significant demands on the available water resources. Yet, a ready source of information on the extent, and probable hydrological impacts, of ...Read more
Author:Hamman, JDate:2000The IIED and CSIR have embarked on a joint study on Instruments for Sustainable Private Sector Forestry. In terms of this study, a sub-study on the experience of persons involved in the certification process was commissioned. Being on these ...Read more
Author:Khosa, MDate:2000The outsourcing of forestry activities over the past decade has created an industry with an annual turnover of R600 million and 35000 employees (Edwards, 2000). During the past decade forestry companies have switched from employing some of ...Read more
Author:Naidoo, Sasha; Davis, C; Archer, Emma RMDate:Sep 2013This paper provides an analysis of the implications of climate change for forests and rangelands in southern Africa. The extent of the resources and their economic and social functions and drivers of change is outlined. The vulnerability of ...Read more
Author:Morris, G; Stoychev, Stoyan H; Naicker, Previn; Dirr, HW; Fanucchi, StephanieDate:Jul 2018Forkhead box (FOX) proteins are a ubiquitously expressed family of transcription factors that regulate the development and differentiation of a wide range of tissues in animals. The FOXP subfamily members are the only known FOX proteins capable ...Read more
Author:Ngassam, EK; Watson, BW; Kourie, DGDate:Aug 2010With this poster, the authors on the denotational semantics of algorithms to suggest an abstraction of a string recognizer. The abstraction provides a unified formalism for representing FA-based string recognizers as an instance of a parameterized ...Read more
Author:Godfrey, Linda K; Strydom, W; Muswema, Aubrey P; Oelofse, Suzanna HH; Roman, H; Mange, MDate:Oct 2014The South African waste sector survey for 2012 was undertaken by the CSIR on behalf of the Department of Science and Technology (DST), and provides a good understanding of the ‘core’ of the formal waste sector (waste companies), and insight ...Read more
Author:Berglund, Martin; Bester, W; van der Merwe, BDate:Oct 2018Whereas Perl-compatible regular expression matchers typically exhibit some variation of leftmost-greedy semantics, those conforming to the posix standard are prescribed leftmost-longest semantics. However, the posix standard leaves some room ...Read more
Author:Bolokang, Amogelang S; Motaung, David EDate:Apr 2017We report on the synthesis of a mixture of vanadium (V), tungsten (W), titanium (Ti) and carbon (C) mixture using ball milling in argon atmosphere. Thermal analysis of the milled powder showed an exothermic reaction at approximately 700°C in ...Read more
Author:Mahlatji, ML; Chikosha, S; Chikwanda, HK; Stumpf, WE; Siyasiya, CWDate:Oct 2013Mechanical alloying of an equiatomic mixture of crystalline elemental powders of Ti and Pt in a high-energy ball mill results in formation of an amorphous alloy by solid-state reactions. Mechanical alloying was carried out in an argon atmosphere ...Read more
Author:Moolman, S; Labuschagne, Philip W; Thantsha, MS; Van der Merwe, TL; Cloete, TEDate:27 Feb 2006Traditional encapsulation methods present difficulties for sensitive actives such as probiotics, due to exposure to water/solvents, heat, oxygen, etc. The authors present a novel encapsulation technology utilising the formation of an interpolymer ...Read more
Author:Mathe, Mahlanyane K; Cox, SM; Venkatasamy, V; Happek, U; Stickney, JLDate:Sep 2005The growth of HgSe using electrochemical atomic-layer epitaxy (EC-ALE) is reported. EC-ALE is the electrochemical analog of ALE, where electrochemical surface-limited reactions referred to as underpotential deposits, generally result in the ...Read more