Deficiency in mycorrhizal inoculum in soils due to land use types lut can be alleviated by quantity and quality inoculum addition. Citations 0 references 0 researchgate has not been able to resolve any citations for this publication. The average dry density would be 1,065 kgm 3 colorappearance of azobe wood. We do not intend the plant list to be complete for names of infraspecific rank. Azobe wood or otherwise called ekki or iron wood is a very strong wood species from the west africa. Undoubtedly, an accurate knowledge of the mechanical. Cytotoxicity of the methanol extracts of elephantopus. Methanol, hexane, and ethyl acetate leaf extracts of ficus thonningii and lophira alata were active in in vitro assays against p. Understorey regeneration of lophira alata as affected by. Ekki lophira alata also known as azobe, bongossi and red ironwood. Ashwells timber, brentwood road bulphan, upminster essex rm14 3tl.
Download fulltext pdf population dynamics of azobe, lophira alata banks ex c. Iita headquarters pmb 5320, oyo road, ibadan 200001, oyo state, nigeria. Before requesting germplasm, scientists should consider their capacity to receive it. Lophira is a genus of plants in the family ochnaceae. Since tropical hardwoods are used in structures with high economic value, a.
Both biflavonoids were obtained in small quantities, and their structures show some new and unusual biflavonoid diversity. Access is allocated within two business days of purchase and lasts. Abstract the lophira alata wood sawdust that was obtained was washed with distilled water, dried, and divided into two portions. We can supply ekki in any size direct from the factory in holland at the keenest prices. A bioassay was carried out to determine how host soil mycorrhizal inoculum influenced mycorrhizal colonization. Content is final as presented, with the exception of pagination. In this study, the cytotoxicity of the methanol extract of elephantopus mollis whole plant emw, enantia chlorantha bark ecb, kalanchoe crenata leaves kcl, lophira alata bark lab, millettia macrophylla leaves mml and phragmanthera capitata. Pdf isoflavonoid derivatives from lophira alata stem. This material is available free of charge via the internet at pdf. Its natural habitat is subtropical or tropical moist lowland forests. This page was last edited on 27 february 2020, at 14. In developing countries of the world, traditional herbal.
Lophira lanceolata, commonly known as the dwarf red ironwood, is a species of tree in the. African journal of microbiology research growth response. Alternatively, you can also download the pdf file directly to your computer, from where it can be opened using a pdf reader. The extract and lophirones b and c significantly p download full text in pdf download. Files are available under licenses specified on their description page. The plant list includes a further 1 scientific plant names of infraspecific rank for the genus lophira. Drug resistance in plasmodium falciparum requires that new drugs must be developed. Since tropical hardwoods are used in structures with high economic value, a sound. Download pdf download all download jpeg 2000 download text azobe, bongossi, ekki. Structure of mbamichalcone 1 deduced from spectroscopic and chemical evidence. Pdf isoflavonoid derivatives from lophira alata stem heartwood.
Seedlings ofpterocarpus soyauxii and lophira alata were raised for six months on surface soils 0 20 cm collected from early secondary forests and lut derived from slashandburn agriculture and selective logging. Users are not otherwise permitted to reproduce, republish. The tree has a narrow crown and steeply ascending branches, and forms suckers readily. These are primarily included because names of species rank are synonyms of. May 25, 2017 cancer still constitutes one of the major health concerns globally, causing serious threats on patients, their families, and the healthcare system. The tree is very similar to the closelyrelated lophira alata but is smaller, has narrower leaves. Audu, et al, phytochemical screening of the leaves of lophira lanceolata ochanaceae phytochemical screening of the leaves of lophira lanceolata ochanaceae sani ali audu1, ilyas mohammed2, haruna abdul kaita2 1department of pharmaceutical chemistry, university of maiduguri, nigeria. Cytotoxicity of the methanol extracts of elephantopus mollis. Download limit exceeded you have exceeded your daily download allowance. Access is allocated within two business days of purchase and lasts one year.
Persinos to the massachusetts college of pharmacy, in partial fulfillment for the degree of doctor of philosophy in pharmacy. Lophira alata, commonly known as azobe, ekki or the red ironwood tree, is a species of plant in the family ochnaceae. Mechanical properties of azobe lophira alata, european. Azobe, lophira alata, is a major timber species in central africa classified as vulnerable into the iucn red list. Inventories have revealed the existence of three vertical strata, whose upper stratum is dominated by species referred to above. National plant germplasm system covid19 update, march 23, 2020. Lophira in the germplasm resources information network grin, u. Neurobehavioural evaluation of lophira alata ochnaceae stem. Lophiroflavans b and c, tetraflavonoids of lophira alata. Please note that this is a trial program and may end. Phytochemical screening of the leaves of lophira lanceolata.
The extract and lophirones b and c significantly p lophira. Lophira alata is the timber, known as azobe,is strong and resistant making it useful for demanding constructions outdoors, groynes and bridge planking. Antitubercular evaluation of root extract and isolated phytochemicals. The tree grows to the height of 3046 meters 100150 ft and the well grown tree will have a trunk diameter of 1. The pdf file you selected should load here if your web browser has a pdf reader plugin installed for example, a recent version of adobe acrobat reader. The leaves of the cameroonian medicinal plant lophira alata afforded two new biflavonoids, lophirone l 1 and lophirone m 2, and the known luteolin and lithospermoside. Department of agriculture agricultural research service. Negbenebor c et al the pharmaceutical and chemical journal, 2017, 45.
Inventories have revealed the existence of three vertical strata, whose upper stratum is. Dec 23, 2004 read mechanical properties of azobe lophira alata, european journal of wood and wood products on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Pdf growth response of pterocarpus soyauxii and lophira. If you do not see its contents the file may be temporarily unavailable at the journal website or you do not have a pdf plugin installed and enabled in your browser. This article has been accepted for inclusion in a future issue of this journal. Tunde ajayi july 23, 2019 manual of propagation ng 0 comments. Constituents of lophira alata leaves request pdf researchgate. This species is widely used not only in the netherlands, but also in belgium, the uk, and germany.
Why not email or phone it costs nothing to get a quote. The plant list includes 10 scientific plant names of species rank for the genus lophira. The names lophira africana and lophira alata have also been applied to lophira lanceolata. Minor biflavonoids from lophira alata leaves journal of natural. Two new tetraflavonoids, lophiroflavans b and c, were isolated from the stem bark of lophira alata along with lophirochalcone and lophiroflavan a and their structures determined from spectroscopic and chemical. Media in category lophira alata the following 6 files are in this category, out of 6 total. The use of tropical hardwoods in structural applications requires knowledge of the mechanical properties. The trunk is usually unbranched to around 8 m 26 ft and can reach a diameter of about 70 cm 28 in. The heartwood is dark red, chocolate brown, or purple brown with conspicuous white deposits in the vessels. Dec 23, 2004 the use of tropical hardwoods in structural applications requires knowledge of the mechanical properties.
Abstracted from portions of a thesis submitted by georgia j. Four bitter compounds, lophiroside a1, a2, b1 and b2, were isolated from the bark of lophira alata, and their structures were determined by chemica. Lophira alata pdf this species has been listed as vulnerable in the iucn red list because of the large scale destruction of wet evergreen forest throughout its range. Demographic pressure and slash and burn practices are two factors which reduce the number of lophira alata plants in its natural range where it is more represented by young plants. In terms of characterization of forest type, this inventory allowed distinguishing several forest types like lophira alata, uapaca heudelotii, guibourtia demeusei, and celtis adolfifriderici. Lophira alata in wistar rats negbenebor 2c1, johnson jt2, gbodo ea. The extract and lophirones b and c significantly p download fulltext pdf.
All structured data from the file and property namespaces is available under the creative commons cc0 license. Lophira alata eindhoven university of technology research portal. Wildscreens arkive project was launched in 2003 and grew to become the worlds biggest encyclopaedia of life on earth. Neurobehavioural evaluation of lophira alata ochnaceae. Alternatively, you can download the file locally and open with any standalone pdf reader. Azobe tree, lophira alata, with its red new leaves in the canopy. The structures were elucidated from spectroscopic and chemical evidences. Phytochemical investigations of lophira alata stem bark revealed the presence of numerous chalcone dimers, tetramers, and hexaflavonoids.
Behaviour of azobe lophira alata hardwood in compression perpendicular to. It is found in cameroon, the republic of the congo, the democratic republic of the congo, ivory coast, equatorial guinea, gabon, ghana, liberia, nigeria, sierra leone, sudan, and uganda. The leaves of lophira alata afforded two new biflavonoidslophirone l 1 and lophirone m 2and the known luteolin and lithospermoside. Almost every part of lophira is used for various medicinal purposes. Growth response of pterocarpus soyauxii and lophira alata seedlings to host soil mycorrhizal inocula in relation to land use types.
Pdf a growth model for azobe, lophira alata, in gabon. Understorey regeneration of lophira alata as affected by seed tree size and growing conditions. Even though long experience is available with the species azobe lophira alata, much of the current knowledge is based on tests performed on small clear specimens for bending, compression and shear. Optimization of heavy metals removal from aqueous solution. Mechanical properties of azobe lophira alata springerlink. This study aims to distinguish the effects between tree size and local competition on tree growth. Read neurobehavioural evaluation of lophira alata ochnaceae stem bark extract in mice, journal of basic and clinical physiology and pharmacology on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Minor biflavonoids from lophira alata leaves journal of. Two plants that used to treat febrile illnesses in nigeria were tested for in vitro and in vivo antimalarial activity and cytotoxicity in cancer cell lines. Users may download and print one copy of any publication from the public. Lanceolin c, a new nitrile glycoside from lophira alata. Nov 01, 2015 read neurobehavioural evaluation of lophira alata ochnaceae stem bark extract in mice, journal of basic and clinical physiology and pharmacology on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Lophira alata, commonly known as azobe, ekki or the red ironwood tree, is a species of plant in. Usda, ars, germplasm resources information network.
Ekki lophira alata also known as azobe, bongossi and red. Lophira alata sheds all its leaves during a short period of one to two weeks, usually in december, and the regrowth of bright red young leaves, often simultaneously on. You do not have access to any existing collections. Files available from the acs website may be downloaded for personal use only.
Download hires image download to mspowerpoint cite this. Enrichment of central african logged forests with high. Pdf population dynamics of azobe, lophira alata banks ex. To download the pdf, click the download link below. The cytotoxic, antimutagenic, and antioxidant activities of methanolic extract and lophirones b and c derived from lophira alata stem bark were evaluated. Tih and others published constituents of lophira alata leaves find, read and cite all the research you need on. Special issue paper enrichment of central african logged forests with highvalue tree species. Cancer still constitutes one of the major health concerns globally, causing serious threats on patients, their families, and the healthcare system. Six isoflavonoid derivatives among which three are new have been isolated from the stem heartwood of lophira alata. Lophira lanceolata is a small deciduous tree growing to a height of 16 m 52 ft or more. With the help of over 7,000 of the worlds best wildlife filmmakers and photographers, conservationists and scientists, featured multimedia factfiles for more than 16,000 endangered species. To date, despite numerous measures of increment, no growth model has been published for this species. Ekki is native to tropical west africa with large quantities being. Plants are a potential source for drug discovery and development.