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Pinus maximinoi: A Promising Species in South Africa
Item type: Journal Article • Journal: South African Forestry Journal • Authors: J.E. Kietzka --- D.R. de Wet Forestry Research Centre,A number of provenance trials of Pinus pseudostrobus initiated by the Oxford Forestry Institute were planted in the Eastern Transvaal Forest Region. Taxonomic studies later revealed that many of the provenances included in these trials were P. maximinoi (previously known... -
Pine Provenance Research in South Africa: Promises and Problems
Item type: Journal Article • Journal: South African Forestry Journal • Authors: E.R. Falkenhagen --- ,Provenance research really started with the work of H.L. Duhamel Du Monceau on Pinus sylvestris in the eighteenth century. In South Africa the first properly designed provenance trials were established between 1934 and 1936 with the testing of five races... -
Volume, Pulp and Paper-making Traits of Pinus maximinoi Provenances Planted at Two Sites in South Africa
Item type: Journal Article • Journal: South African Forestry Journal • Authors: J.A. Wright --- Investigacion Forestal, Colombia B. Baylis --- Usutu Pulp Company, SwazilandTwo provenance trials of P. maximinoi H.E. Moore growing in the eastern Transvaal, South Africa, were assessed for growth, pulp and paper-making traits at approximately 11 years of age. Provenances were significantly (p<0,05) different for breaking length, burst index and... -
Phenotypic variation in fruit, seed and seedling traits of nine Uapaca kirkiana provenances found in Malawi
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: W.F. Mwase Å Bjørnstad Y.M. Ntupanyama M.B. Kwapata J.M. BokosiUapaca kirkiana is one of the priority indigenous fruit tree species for domestication in southern Africa. Natural populations of U. kirkiana are declining due to deforestation, forest fragmentation and wildfires. Knowledge of genetic variation is prerequisite for development of conservation... -
The wood properties and sawn-board quality of South African-grown Pinus maximinoi (HE Moore)
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: F.S. MalanThis report summarises results of past research in South Africa on the wood properties and qualities of P. maximinoi, supplemented by results of a study performed recently on an approximately 15.5-year-old provenance trial at Wilgeboom after it had been severely... -
Performance of Podocarpus falcatus Provenances in South Africa
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: C.J. Geldenhuys --- Division of Water, Environment and Forestry Technology, G.B. von dem Bussche --- ,Podocarpus falcatus, a canopy tree of the mixed evergreen forests in South Africa, is planted in riparian zones in commercial forestry areas. In 1982 provenance trials were initiated to evaluate the performance of 11 provenances in three experimental sites: De... -
Fourteen Year Performance of Eucalyptus Species/Provenances, Casuarina equisetifolia, Leucaena leucocephala and Senna siamea at Michafutene, Mozambique
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: A.G. Mugasha --- Department of Forest Biology, Faculty of Forestry, Tanzania P.A. Wate --- Centro de Experimentacao Florestal (CEF), S. A.O. Chamshama --- Department of Forest Biology, Faculty of Forestry, TanzaniaVariation in performance of several Eucalyptus species/provenances/land races, Casuarina equisetifolia, Leucaena leucocephala and Senna siamea was evaluated in two 14—year old trials planted at Michafutene, Mozambique. At the age of 6, 10, and 14 years, data were collected of survival,... -
Nutrient levels of three Eucalyptus species/provenances, measured over four seasons in a trial along the sandy, dry, Cape West Coast of South Africa
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: F. Ellis --- Faculty of Forestry, A. van Laar --- Faculty of Forestry,Foliage nutrient content of 3 to 6-year old Eucalyptus species/provenances (E. camaldulensis, E. globulus and E. grandis x E. tereticornis) were analysed for eleven elements over a four-year period. The trial was planted on three sites, adjacent to each other,... -
The survival, growth and wood basic densities of 14 year old Eucalyptus camaldulensis at Michafutene, Mozambique
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: P.A. Wate --- Centro de Experimentacao Florestal (CEF), Mozambique S. A.O. Chamshama --- Department of Forest Biology, Faculty of Forestry & Nature Conservation, Tanzania A.G. Mugasha --- Department of Forest Biology, Faculty of Forestry & Nature Conservation, TanzaniaA species and provenance trial for Eucalyptus (11 Eucalyptus camaldulensis provenances and 1 Eucalyptus tereticornis) was established at Michafutene, Mozambique in March 1982. Data on survival, growth, yield, stem characteristics and wood basic density have been analysed. Assessments were done... -
Yield Potential of selected Eucalyptus genetic stock on the sandy soils of the South African Cape West Coast
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: G. van Wyk --- Department of Forest Science, Faculty of Agricultural and Forestry Sciences, Republic ofSouth Africa A. van Laar --- Department of Forest Science, Faculty of Agricultural and Forestry Sciences, Republic ofSouth Africa J.M. Theron --- Department of Forest Science, Faculty of Agricultural and Forestry Sciences, Republic ofSouth AfricaLand available for afforestation in the Western Cape Region has largely been subordinate to agriculture. Eucalypt species have never been tested intensively along the West Coast. Climatic matching suggests planting of species from West Australia as native habitat introductions, or... -
Early performance of Casuarina junghuhniana provenances/land races at Lushoto, Tanzania
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: S.T. Mwihomeket --- , Tanzania A.G. Mugasha --- Department of Forest Biology, Faculty of Forestry and Nature Conservation, Tanzania S.A.O. Chamshama --- Department of Forest Biology, Faculty of Forestry and Nature Conservation, Tanzania M.A. Mgangamundo --- Department of Forest Biology, Faculty of Forestry and Nature Conservation, Tanzania O.C. Kumburu --- Department of Forest Biology, Faculty of Forestry and Nature Conservation, Tanzania Z. Lupala --- Department of Forest Biology, Faculty of Forestry and Nature Conservation, TanzaniaA trial involving 21 provenances form Indonesia and 7 “local” seed sources of Casuarina junghuhniana was established at Lushoto, Tanzania in March 1997. At 22 and 48 months of age, the following characteristics were assessed: survival, root collar diameter (RCD... -
Evaluation of 19 provenances of Calliandra calothyrsus at Gairo and SUA Farm, Morogoro,Tanzania
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: M. Herbert --- Department of Forest Biology, Faculty of Forestry & Nature Conservation, Tanzania A. G. Mugasha --- Department of Forest Biology, Faculty of Forestry & Nature Conservation, Tanzania S.A.O. Chamshama --- Department of Forest Biology, Faculty of Forestry & Nature Conservation, TanzaniaPerformance evaluation was conducted among nineteen provenances of Calliandra calothyrsus from mesa-America, Indonesia and Tanzania. Two trials were established in February and March, 1996 at Gairo (8 provenances) and Sokoine University of Agriculture (SUA) Farm (17 provenances) in Morogoro, Tanzania... -
Growth potential of Eucalyptus cypellocarpa as an alternative species for the mid-altitude summer rainfall region of South Africa
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Christopher Komakech --- Forestry and Forestry Products, South Africa Tammy-L Swain --- , South Africa Annabel Fossey --- Biotechnology, South AfricaEucalyptus grandis is predominantly cultivated in the humid, warmer temperate, subtropical regions in South Africa for pulp and paper production because of its rapid growth and desirable wood properties. With forestry expanding into mid-altitude drier and warmer, or drier and... -
Growth potential of Eucalyptus globulus subsp. bicostata provenances for the mid-altitude summer rainfall regions of South Africa
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: C Komakech T Swain A FosseyEucalyptus grandis is cultivated extensively in the humid, warmer temperate and subtropical regions in South Africa. With forestry expanding into mid-altitude drier and warmer, or drier and colder, sites the search to identify reasonably well-performing species/provenances for such 'low productivity'... -
Survival, growth, wood basic density and wood biomass of seven-year-old Casuarina species/provenances grown at Kongowe, Kibaha, Tanzania
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Abeid I Kindo --- Tanzania Forest Services, Tanzania Ezekiel Edward --- Department of Forest Biology, Tanzania Mathew A Mndolwa --- Tanzania Forestry Research Institute, Tanzania Shabani AO Chamshama --- Department of Forest Biology, TanzaniaA performance comparison of seven-year-old individuals of 13 Casuarina species/provenances in terms of survival, growth (diameter, height and volume), wood basic density and wood biomass was undertaken at Kongowe, Kibaha, Tanzania. The trial was laid out using a randomised complete... -
Variability in growth of Vachellia nilotica provenances tested in the Sudano-Sahelian zone of Niger
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Mahamane Larwanou --- African Forest Forum, Kenya Rabiou Issa --- Institut Pratique de Développement Rural, Niger Mahamane Saadou --- Department of Biology, Faculty of Science, Niger Anders Ræbild --- Department of Geoscience and Natural Resources, DenmarkA provenance trial of Vachellia nilotica (Acacia nilotica) was conducted in Niger in order to assess variability in growth among 10 provenances from Africa (subsp. adstringens from Niger, Senegal and Cameroun) and outside the continent (subsp. indica from Pakistan and... -
Seasonal and genotypic variation of water-soluble polysaccharide content in leaves of Cyclocarya paliurus
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Xiangxiang Fu --- Co-Innovation Center for Sustainable Forestry in Southern China, China Xiaodong Zhou --- Co-Innovation Center for Sustainable Forestry in Southern China, China Bo Deng --- Co-Innovation Center for Sustainable Forestry in Southern China, China Xulan Shang --- Co-Innovation Center for Sustainable Forestry in Southern China, China Shengzuo Fang --- Co-Innovation Center for Sustainable Forestry in Southern China, ChinaCyclocarya paliurus (Batal) Iljinskaja is an important medicinal woody plant due to numerous bioactive natural products in its leaves. As an important bioactive natural product, water-soluble polysaccharides (WSP) in leaves of C. paliurus possess diverse biological activities, such as hypoglycemic,... -
Growth and phenology of a three- to four-year-old Sclerocarya birrea international provenance trial in Malawi
Item type: Journal Article • Journal: Southern Hemisphere Forestry Journal • Authors: PW Chirwa RJ Bwanali G Meke W Sagona CRY Munthali L MwabumbaIndigenous wild fruits of Sclerocarya birrea have been used to supplement diets in time of critical food shortage, generate income when sold and as a source of raw materials for natural food-based industries in many developing countries. However, the widespread... -
Growth and development of a six-year-old Uapaca kirkiana provenance trial at Nauko Forest Reserve, Malawi
Item type: Journal Article • Journal: Southern Hemisphere Forestry Journal • Authors: PW Chirwa RJ Bwanali W SagonaA research trial of seven provenances of Uapaca kirkiana (six obtained locally and one Mozambican) was established in 1997 at Nauko in Malawi in order to evaluate their performance. At six years of age, there were significant (p ≤ 0.05)... -
Comparison of the effects of mechanical scarification and gibberellic acid treatments on seed germination in Pterocarpus angolensis
Item type: Journal Article • Journal: Southern Hemisphere Forestry Journal • Authors: E Chisha-Kasumu S Woodward A PricePterocarpus angolensis is a savanna tree species growing mostly in the miombo and undifferentiated woodlands found in the southern and central parts of Africa. Exploitation for its medicinal and commercial uses has led to a diminishing of wild populations. Artificial... -
The use of field and artificial freezing studies to assess frost tolerance in natural populations of Pinus oocarpa
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Lizette de Waal --- Forestry Division, South Africa R Glen Mitchell --- Kuching, Malaysia Gary R Hodge --- Camcore, Department of Forestry and Environmental Resources, USA Paxie W Chirwa --- Department of Plant and Soil Sciences, South AfricaThe susceptibility of Pinus oocarpa to freezing temperatures limits the commercial deployment of the highly productive Pinus patula × P. oocarpa hybrid in South Africa. Identifying P. oocarpa germplasm with increased frost tolerance is important. Twenty-three P. oocarpa provenances, originating... -
Growth and biomass partitioning of nine provenances of Quillaja saponaria seedlings to water stress
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Carlos Magni --- Departamento de Silvicultura, Facultad de Ciencias Forestales y de la Conservación de la Naturaleza, Chile Sergio Espinoza --- Centro de Desarrollo para el Secano Interior, Facultad de Ciencias Agrarias y Forestales, Chile Paola Poch --- Departamento de Silvicultura, Facultad de Ciencias Forestales y de la Conservación de la Naturaleza, Chile Betsabé Abarca --- Departamento de Silvicultura, Facultad de Ciencias Forestales y de la Conservación de la Naturaleza, Chile Iván Grez --- Departamento de Silvicultura, Facultad de Ciencias Forestales y de la Conservación de la Naturaleza, Chile Eduardo Martínez --- Departamento de Silvicultura, Facultad de Ciencias Forestales y de la Conservación de la Naturaleza, Chile Marco Yáñez --- Núcleo Científico Multidisciplinario, Chile Rómulo Santelices --- Centro de Desarrollo para el Secano Interior, Facultad de Ciencias Agrarias y Forestales, Chile Antonio Cabrera --- Centro de Desarrollo para el Secano Interior, Facultad de Ciencias Agrarias y Forestales, ChileInformation on the morphological and physiological responses of seedlings to stressors, such as water stress, is required for successful early establishment of seedlings. We examined provenance variation in morphological and physiological traits of Quillaja saponaria Molina seeds from nine provenances... -
The Effect of Provenance, Plant Spacing and Cutting Interval on Leaf Biomass Yield of Moringa Oleifera Lam.
Item type: Journal Article • Journal: East African Agricultural and Forestry Journal • Authors: C. T. Gadzirayi --- Bindura University of Science Education, Zimbabwe F. Kubiku --- Bindura University of Science Education, Zimbabwe J. Mupangwa --- University of Fort Hare, South Africa B. Masamha --- Bindura University of Science Education, Zimbabwe L. Mujuru --- Bindura University of Science Education, ZimbabweTwo provenances of Moringa oleifera Lam., Malawi and Mutoko, were evaluated to determine the effect of plant spacing and cutting interval on the leaf biomass yield for fodder production. A split-split plot experimental design was set up with provenance as... -
Variation in survival, growth and stem straightness in Eucalyptus urophylla provenances in the Southern Highlands region of Tanzania
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: MJ Sangiwa --- Sokoine University of Agriculture, Tanzania SAO Chamshama --- Sokoine University of Agriculture, Tanzania SMS Maliondo --- Sokoine University of Agriculture, Tanzania JN Mwambusi --- Sokoine University of Agriculture, Tanzania RP Mushumbusi --- Tanzania Forestry Research Institute, Tanzania SM Mputa --- Tanzania Forestry Research Institute, TanzaniaLack of quality planting materials has significantly limited productivity and quality of commercial forestry plantations in Tanzania. A provenance/progeny trial of Eucalyptus urophylla was established to test performance in order to select the best planting materials for future plantation activities...