khaya senegalensis seeds

Seeds are harvested from natural stands and traded worldwide, e.g. Khaya senegalensis is widely used in traditional medicine for the treatment of various illnesses such as: fever, stomach ache, diarrhea, dysentery and anemia. Yield loss due to nematodes was greater than with concurrent leaf hopper damage. International Tree Crops Journal: Vol. Meliaceae. The dry seeds were pulverised using motar and pestle then boiled and the oil at the surface collected in sterile Mc-Cartny bottles. DOI: 10.1007/s12595-012-0058-8. HPLC from the seeds of Khaya senegalensis and identified as 2-hydroxy-mexicanolide, 6-desoxy destigloyl swietenine and 2,3-dihydroxy-3-desoxymexicanolide by spectral methods. No. Download : Download full-size image; Previous article in issue; Next article in issue; Keywords. Probably the wood of Khaya senegalensis is occasionally mixed with the wood of other Khaya spp. Within- and between-provenance variations in seed and seedling traits of Khaya senegalensis A. Juss were studied at INERA in Burkina Faso. The trials were conducted on three sites that were distinct by their microclimate (two nurseries in Côte d’Ivoire and one greenhouse in France). A. Although, such oils are not expected to replace petrochemicals in their entirety, however, the processing of the seeds for the extraction of oil is mostly done traditionally and has great effect on the quality, efficiency and oil yield of the seeds. 66 May 2003. A. Juss. ABSTRACT: Two medicinal plants (Khaya senegalensis and Melia azedarach), frequently used by a large part of the Senegalese population and in particular that of the natural region of Casamance in the traditional treatment of malaria, were selected to study phytochemistry and to compare the antimalarial activity of the different parts used (leaves, bark, and seeds). Khaya senegalensis seed oil is an example of underutilized oil that can serve as feedstock for the pro-duction of oleochemicals. Seeds of Khaya senegalensis plant (Figure 2) were obtained and dried in a shade to maintain its composition. (1999). Tetranortriterpenoids. Seeds are brown, broadly ellipsoid to flat in shape, paper thin and measure 25 x 18 mm, with narrowly-winged margins. African mahogany (Khaya senegalensis) plantations in Australia – status, needs and progress D ... seed from the CSOs and good trees in older plantings. Khaya senegalensis. The plant K. Senegalensis (madachi in Hausa, oganwa in Youruba and ono in Igbo) is a savanna tree , easily recognized by its round evergreen crown of dark foliage pinnate … Glycerol was used to vary the concentrations of the oils, 50%, 60%, 70%, 80%, 90% and 100% of the Glycerol and Khaya senegalensis oil each. It flowers in axillary panicles of small creamy white blossoms. The fatty acid constituents of the oil were stearic acid (10.41%), palmitic acid (21.39%), oleic acid (64.62%) and unidentifiable acid (3.58%). Glycerol was used to vary the concentrations of the oils, 50%, 60%, 70%, 80%, 90% and 100% of the Glycerol and Khaya senegalensis oil each. Figure 2. Twelve new limonoids (khasenegasins O-Z; 1-12) with three different kinds of skeletons, including eight mexicanolides, two gedunins, and two andirobins, together with four known limonoids (13-16) were isolated from the seeds of Khaya senegalensis. Khaya senegalensis is a multipurpose African timber species. The oil from Khaya senegalensis seeds, a dry-zone mahogany plant, was soxhlet extracted with petroleum ether (40–60°C) and characterized by gas chromatograph and infra-red spectroscopy. This present study investigates the in vitro inhibitory effect and antimicrobial activity of secondary metabolites isolated from the roots of Khaya senegalensis , a plant of the Meliaceae family. Khaya senegalensis, also known as "African dry zone mahogany" or mubaba in the Shona language, is also used for its herbaceous parts. Khaya senegalensis has been reported to possess free radical scavenging activity (Lompo et al., 2007). Danida Forest Seed Centre Phone: +45-49190500 Krogerupvej 21 Fax: +45-49160258 DK-3050 Humlebaek Email: dfsc@sns.dk Denmark Website: www.dfsc.dk Flowering and fruiting habit Leaves are shed in the dry season and are directly replaced. Measures of reproductive output of Khaya senegalensis trees in high harvest vs. low harvest populations, and in two ecological regions in Benin: (a) number of fruits per tree, (b) number of seeds per fruit and (c) seed mass (g). HPLC. The crude fat was 53% in seed kernel and 13% in coat. This study was done to characterize the seed kernel and coat of Mahogany (Khaya senegalensis (Desr.) Khivorin . some seed treatments on Khaya senegalensis naturally infected with root rot and their interactions on some growth measurements and chemical composition of K. senegalensis seedlings and their effect on root anatomy of healthy and diseased seedlings. Khaya senegalensis is a deciduous evergreen tree, 15-30 m high, up to 1 m in diameter, with a clean bole to 8-16 m, buttresses not prominent or absent; bark dark grey, with small, thin, reddish-tinged scales; slash dark pink to bright crimson, exuding a red sap. The wood is harvested for carpentry, construction, dugout canoes, etc. and traded on the international timber market. Prep. An examination of the seed of Khaya senegalensis A. Juss has given the known compounds khivorin and 7-deacetoxy-7-oxokhivorin, together with 3-deacetylkhivorin and a compound which is probably 7-deacetoxy-3-deacetyl-7-oxokhivorin. The aim of this study is to evaluate the effect of different environments on seedling germination and development in Khaya senegalensis. Buy khaya senegalensis - plant and 6000+ more gardening products online. Khaya senegalensis is a … Khaya senegalensis is a fast growing tree, capable to grow up to 30 meters in height within years. Khaya Senegalensis L (Mahogany) is one of the most widely planted exotic species on nutrient-deficient soils in Northern Nigeria. Khaya senegalensis Seeds, African mahogany, dry zone mahogany Seeds Product Description Large usually deciduous tree growing to 30m in height. K. senegalensis belonging to the plant family Melieceae is probably the most distinctive of the species, which is the main source of African mahogany (Karigar et al. To examine its potential for clonal propagation, the effects of cutting length, leaf area, stockplant maturation, auxin, and smoke solution treatments were investigated. Leaves alternate, compound, stipules absent; petiole and rachis 13-33 cm long; leaflets 3-4 (max. Khaya senegalensis (Syn. A total of 2160 seeds from different mother plants and 540 individuals from seed germination were selected and evaluated. Seeds of four African tree species from the Sahelian zone (Boscia senegalensis) and the Sudanian zone (Butyrospermum parkii, Cordyla pinnata and Saba senegalensis) lose viability after moisture contents drop below 22 and 30%, depending on the species.Seed longevity in wet and airtight storage does not exceed a few months. Rings B,D-seco limonoid antifeedants from Swietenia mahogani. development in Khaya senegalensis. Disease assessment: Naturally, infected seedlings (showing symptoms of damping-off) of K. senegalensis … Khaya senegalensis (Desr.) The development of clonal propagation could improve plantation establishment, which is currently impeded by mahogany shoot borer. Khaya senegalensis seed oil is a non-drying oil, which consist of long chain fatty acids. ist eine Pflanzenart aus der Familie der Mahagonigewächse (Meliaceae).. Verbreitung und Gefährdung. Oleic was the majo r f tty acid in seed kernel (79%) and coat (73%). The antimicrobial attributes of the seed oil was investigated using disc diffusion and broth dilution methods. the bitter tasting bark is used as folk medicine for fever, stomach aches, headaches etc. The studies revealed significant variability in all traits evaluated. Azadirachta Indica (neem) and Khaya Senegalensis L (Mahogany) has acclimatized well throughout Northern Nigeria and is popular as a source of firewood and as poles and rafters for building construction as well as the provision of shade. Dirk Thies: Leaves: Foliage of K. senegalensis. Mexicanolide. LONG TERM STORAGE OF KHAYA SENEGALENSIS SEEDS. Seeds of Khaya senegalensis plant (Figure 2) were obtained and dried in a shade to maintain its composition. Khaya senegalensis seed is valued among the best in production of non-fossil oil used for various applications. ), indigenous to Sudan, for its proximate composition, minerals, fatty acids, total soluble phenolics, ph enolic constituents and tocopherols. Effect of Mahogany (Khaya senegalensis L) Leaf Extract on Root-Knot Nematode of Tomatoes (Lycopersicum esculentum L.) B ... seed weight. Leaves are alternate, compound, stipules absent; leaflets 3-6 (-7) usually opposite pairs, oblong to narrowly oblong-elliptic, 7-12 x 3-5 cm. Flowering occurs shortly before or in the beginning of the rainy season and the flowers are pol-linated … The seeds of Khaya senegalensis were extracted using petroleum ether and methanol with the aim of determining the physico-chemical properties of the seed oil and the cytotoxicity of the two extracts. … Samir A.M. Abdelgaleil, Matsumi Doe, Munehiro Nakatani. It has a smooth thick trunk, up to 1m in diameter with dark Grey bark. Toxicity of Khaya senegalensis (Meliaceae) Seed Oil Against the Larvae of Boophilus decoloratus: A One-Host Tick in Cattle. Leaves alternate, compound, stipules absent; petiole and rachis 13-33 cm long; leaflets 3-4 (max. J uss. S: Sudanian region, SG: Sudano–Guinean region. grid has 1 cm divisions). Nursery grown seedlings from four provenances in Burkina Faso were used for the study. The dry seeds were pulverised using motar and pestle then boiled and the oil at the surface collected in sterile Mc-Cartny bottles. Disease survey and assessment: 1.1. 1. 2, pp. The bark is in high demand for medicinal purposes and can be found on many local markets. The iodine and saponification values were 88.40 and 195.58, respectively. The seeds and leaves are also used to treat fever and headache while the root extract is used to treat mental illness, leprosy and syphilis (Maydell, 1986). It has glossy pinnate mid green leaves forming a thick canopy. The refractive index of the oil was found to be 1.458, while the relative density was 0.953. A total of 2160 seeds from different mother plants and 540 individuals from seed germination were selected and evaluated. 10, No. Values are mean ± 1 SE. : Swietenia senegalensis Desr.) 93-100. PI I:S0031-9422(97)00708-5 … 2010), often planted as shade tree and sometimes for beautification. It could use CP soon as superior parental and young trees are being identified (see Clone and Progeny tests below). Seeds: Seeds of dry zone mahogany from Upper Guinea (NB. _ Get 1 Free Product Today _ All India Delivery _ Lowest prices. Proceedings of the Zoological Society 2013, 66 (2) , 137-140. Khaya senegalensis is a deciduous evergreen tree, 15-30 m high, up to 1 m in diameter, with a clean bole to 8-16 m, buttresses not prominent or absent; bark dark grey, with small, thin, reddish-tinged scales; slash dark pink to bright crimson, exuding a red sap. 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