African mahogany khaya senegalensis plantations in. Chapter 37 africa, 1800 to 1980 flashcards quizlet. Sites that meet the a2 criterion are highlighted in bold. Wood properties and processing outcomes for plantation grown african mahogany khaya senegalensis trees from clare, queensland 18 and 20 years and katherine, northern territory 14 years. The lowland forest zone of southwestern ghana falls within the upper guinea forests endemic bird area eba 084 and 11 of its 15 species occur in ghana see table 2, all but one of which, table 2. United republic of tanzania national sample census of agriculture. Often further classified as to port of shipment or country of origin. In vivo efficacy and toxicity studies on erythrina senegalensis and. The wood species includes meliceae excelsa, khaya ivorensis, triplochiton scleroxylon, afzelia africana and celtis mildbraedii. Nowadays, in the indian subcontinent neem is considered a sacred tree and called divine tree, as well as considered useful in treatment of a series of illness, as tested by the names life giving.
What links here related changes upload file special pages permanent link page. Figures of the wood of khaya ivorensis and millettia laurentii article pdf available in wood research 564. Extensive lateral growth starts when the upper canopy of the forest has been reached. Pdf vegetative propagation of khaya ivorensis african mahogany. Convert and create pdf from various types of files like word doc, excel xls, powerpoint ppt. As a young man, vusamazulu credo mutwa, a zulu from the south african province of natal, was determined to follow in the footsteps of his grandfather and become a tribal historian in order to keep the rich oral tradition of his culture alive. The extreme northeastern border of the country is formed by lake chad, which is shared with cameroon, niger and chad. Physical and mechanical properties of selected wood. I declare that this study, internet use among university students in kenya. On 18 november 20, the complainants attorneys sent a letter of demand to the registrant, pointing out the aforementioned trademark registrations, and the wellknown status of its registered trademark kulula, as well as the extensive. Most significant for the model is the reduction in royalties from 5% to.
African mahogany khaya ivorensis in integrated croplivestockforest system in the eastern amazon. University of technology akure, ondo state, nigeria, between may 2012 and september 2012. Funding by wwfuk botanical beach hotel entebbe uganda 23rd 27th november 2005 by petro masolwa. Biomass compaction improved its energetic and physicalmechanical characteristics and is the indicated technique for the energetic use of 7yearold k. Natural resource governance framework challenges and opportunities in eastern and southern africa 5 abstract while natural resources governance is not a new concept in the region of eastern and southern africa 2, the nrgf seeks to heighten its applicability by providing a. The federal republic of nigeria is bounded to the north by niger, to the south by the atlantic ocean, to the east by cameroon, and by benin to the west. The species is reported to be found in all the timber producing areas of west africa, from ivory coast to gabon and cabinda, and is primarily found in the ivory coast, ghana, and nigeria. National plant germplasm system covid19 update, march 23, 2020.
Your monthly campus newspaper volume 9 number 10 october 2012 2 thandiwe jumo the school of laws academic and sociolegal programme, in. Comparative ecological wood anatomy of african mahogany khaya ivorensis with special reference to damage caused by hypsipyl robusta shootborer rinne e. Chronophysiology of rat wistar under extracts from khaya. Besides the generic trade names african mahogany and khaya, trade.
Khaya ivorensis, also called african mahogany or lagos mahogany, is a tall forest tree with a buttressed trunk in the family meliaceae. Potential of a khaya ivorensis alstonia boonei extract combination as antimalarial prophylactic remedy. Oct 05, 2019 khaya plural khayas south africa, strictly a native house or hut. Techniques for vegetative propagation of four african mahogany species using leafy stem cuttings. Khaya senegalensis is a multipurpose african timber species. Wood properties and processing outcomes for plantation grown.
Department of employment, economic development and innovation wood properties and processing outcomes for plantation grown african mahogany khaya senegalensis trees from clare, queensland 18 and 20yearold and katherine. Natural resource governance framework challenges and opportunities in eastern and southern africa 5 abstract while natural resources governance is not a new concept in the region of eastern and southern africa 2, the nrgf seeks to heighten its applicability by providing a guide for assess. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Physical and mechanical properties of selected wood species. Common names africanmahogany in english ivory coast khaya in english lagosmahogany in english. Khaya ivorensis, also called african mahogany or lagos mahogany, is a tall forest tree with a.
Growth the african mahogany khaya ivorensis in oxisol yellow in the integrated croplivestockforest system in eastern amazon arystides r. Wood database and searchable library woodworkers source. The results indicated that khaya ivorensis stem bark has potential as a natural agent for termite control. The timber of khaya ivorensis contains khivorin, small amounts of swietenolide esters and other limonoids. Four limonoids, 1odeacetyl6deoxykhayanolide e 1, 1odeacetyl2. Lee paper presented to the australian forest growers conference, gympie, 2012. Khaya ivorensis is considered one of the most important timber species for plantations, combining fast growth and good timber quality. Tepongning rn1, lucantoni l, nasuti cc, dori gu, yerbanga sr, lupidi g, marini c, rossi g, esposito f, habluetzel a. The development of clonal propagation could improve plantation establishment, which is currently impeded by mahogany shoot borer.
To examine its potential for clonal propagation, the effects of cutting length, leaf area, stockplant maturation, auxin, and smoke solution treatments were investigated. African mahogany khaya senegalensis plantations in australia status, needs and progress d. Pdf four clones of khaya ivorensis were grown in tropical glasshouses in edinburgh. Za alternate dispute resolution regulations gg29405 g. The biomass and charcoal characteristics of 7yearold khaya ivorensis indicated lower quality parameters than the main forest species used for energy purposes. It is found in angola, cameroon, cote divoire, gabon, ghana, liberia, and nigeria where it grows primarily in lowland tropical rainforests. Meliaceae, a source of one of the most popular traditional african medicines, is mainly. Growth the african mahogany khaya ivorensis in oxisol. Khaya ivorensis, a key species of the african mahoganies, is included in the iucn red list as a vulnerable species because of habitat loss, degradation and. Khaya ivorensis in the germplasm resources information network grin, u. Restoration of degraded dry semideciduous forest ecosystems. Bole straight, unbranched up to 30 m above the ground with welldeveloped plank buttresses. Moreover, khaya ivorensis recorded significantly p ivorensis is the only mahogany species which could be selectively extracted from bowiye and draw forest reserves.
We would like to show you a description here but the site wont allow us. United republic of tanzania national sample census of agriculture 20022003 volume vp. Pdf chemical composition and termiticidal activity of khaya. Ecological impacts of uncontrolled chainsaw milling on natural forests k. Khaya ivorensis pdf the tree is widely exploited for its very valuable timber, which is traded internationally, and plantations have been established in several countries. Department of biosciences, university of helsinki, po box 65, fi00014 university of helsinki, finland, email. A case study of the university of nairobi, is my original work and that all the sources i have used or quoted have been indicated and acknowledged by means of complete references. Moreover, khaya ivorensis recorded significantly p khaya senegalensis plantations in australia status, needs and progress d.
The structures of compounds 14 were established on the basis of extensive spectroscopic analysis. Spatial characteristics and economic value of threatened species. General information khaya anthotheca is a large, fastgrowing, semideciduous tree with a dense crown, sometimes exceeding 60 metres in height, producing abundant panicles of fragrant, white flowers. Before requesting germplasm, scientists should consider their capacity to receive it. Map of ghana showing the location of the main study zone marked by the black large oval and the sites for the environmental impact assessment. In addition, it was established that leaf size in khaya ivorensis k. Munyama uganda, acajou dafrique ivory coast, dubini, dukuma fufu ghana, ogwango nigeria. Radiocarbon dating of a very large african baobab from limpopo, south africa 357 results and discussion the sagole big tree and its area. Sep 01, 2011 potential of a khaya ivorensis alstonia boonei extract combination as antimalarial prophylactic remedy.
United republic of tanzania national sample census of. Promoting stewardship of forests in the humid forest zone of anglophone west and central africa final report of a collaborative research project undertaken by. The occurrence of restrictedrange species within important bird areas in ghana. Pdf converter is a online webbased document to pdf converter software. African mahoganys khaya ivorensis is a very large tree that attains a height of 4050 m and a dbh of up to 2 m. The wood were machined and trimmed to standard size of 20mm x 20mm x 60mm for the. Wood properties and processing outcomes for plantation.
International journal of science and research ijsr issn online. Dialairi ivory coast, ghana, akuk, ogwango nigeria, eri kiree uganda, bandoro sudan. Kayelekera uranium mine, malawi narrative report exist in malawis general legislation are outlined in the following table. The user has requested enhancement of the downloaded file. Potential of a khaya ivorensis alstonia boonei extract. Reforestation with naturally regenerated trees and selected forest plantation species based on mosaic planting approach ahmad zuhaidi yahya forest biotechnology division, forest research institute malaysia 52109 kepong, selangor, malaysia email. Khaya grandifoliola khaya ivorensis hypsipyla robusta attack. Department of agriculture agricultural research service. Meliaceae african mahogany benin mahogany senegal mahogany other common names. Khaya ivorensis name synonyms khaya caudata stapf khaya caudata stapf ex hutch. Promoting stewardship of forests in the humid forest zone of. The diverse structures and significant biological activity of limonoids isolated from the meliaceae family have prompted continuous studies on this group of metabolites taylor, 1984, champagne et al. Pdf figures of the wood of khaya ivorensis and millettia. South africa, loosely servants quarters separated from the main house.
1252 560 346 873 1179 830 361 1319 1045 118 1428 1046 1192 311 1164 848 855 384 888 1250 1032 851 1383 1008 519 138 553 1476 1158 292