Don container seedlings for the purpose of improving their quality when transplanting. A birch is a thinleaved deciduous hardwood tree of the genus betula. Find, read and cite all the research you need on researchgate. Betula alnoides is a fastgrowing valuable indigenous tree species with. The antiobesity effect of betula alnoides bark extract babe on plasma lipids in male wistar rats fed a fructoserich diet 63%ww was investigated. The resistance of malaria parasites to the current antimalarial drugs has led to the search for novel effective drugs. Organogenesis of reproductive structures in betula alnoides betulaceae article pdf available in international journal of plant sciences 1716. Betula alnoides is a deciduous tree with a rather open crown and slightly drooping branches, growing up to 30 metres tall. Antimalarial activity and toxicological assessment of. Betula alnoides betulaceae is a species widely distributed in north tropical and warm subtropical zones in southeast asia and southern china. Meliaceae nine compounds having a dammarane skeleton have been isolated and identified. Allozyme variation and population genetic structure of. Branch occlusion and discoloration of betula alnoides. Betula alnoides betulaceae is a species widely distributed in north.
Pdf betula hainanensis betulaster, betulaceae, a new. In the present study, next generation sequencing ngs technology was applied to develop numerous ssr markers for b. Pdf studies on the antiinflammatory activity ofbetula alnoides bark. Branch development in the lower part of stem is critical to both early stem growth and wood quality of the most valuable section of tree, and its regulation through planting density has always been greatly concerned. An betula alnoides in nahilalakip ha genus nga betula, ngan familia nga betulaceae. Growth and nutrient efficiency of betula alnoides clones in. They are cabraleone 2, ocotillone 3, cabraleadiol 4a, cabralealactone 5, cabraleahydroxylactone 6a, eichlerianic acid 7a, shoreic acid 8a, dammarenolic acid 9a and eichlerialactone 10a. Maximum growth occurred in the p4, p5 and p6 plants since they had the largest height, biomass, leaf area and branch number.
The oxypropylation reaction was performed by reacting autocatalyzed ethanolwater lignin ael with propylene oxide. Antiobesity effect of betula alnoides bark extract babe. Inner bark is generally only seen as a famine food, used when other forms of starch are not available or are in short supply. Elite germplasm are thus urgently needed for this species. Macronutrient deficiency symptoms in betula alnoides seedlings article pdf available in journal of tropical forest science 224. An betula alnoides in uska species han magnoliopsida nga ginhulagway ni buch. This page was last edited on 21 october 2017, at 15. Heattreatment woods of betula alnoides were prepared by using vapor as the heatconducting medium. Pdf studies on the antiinflammatory activity of betula. It has straight, close grain and a fine, even texture.
A model form for stem taper and volume estimates of asian. Molecules free fulltext next generation sequencing. Therefore, we determined growth, nutrient concentrations and nutrient absorption and utility efficiencies of four betula alnoides clones c5, c6, 1202 and by1 in response to six phosphorus levels of 0, 17, 52, 70, 140 and 209 mg p plant1 coded as p1 to p6, respectively. Therefore, we determined growth, nutrient concentrations and nutrient absorption and utility efficiencies of four betula alnoides clones c5, c6, 1202 and by1 in response to six. Betula alnoides is a species of birch that can be found in natural condition of such countries as. Three new dammarane glycosides from betula alnoides. Here crown and branch attributes of betula alnoides were investigated in a 14yearold experimental plantation in southern china with five planting densities ranging from 500 to 3333 stems per hectare sph. Jan 15, 2019 betula alnoides is a valuable deciduous tree species mainly distributed in southeast asia and southern china. The plants database includes the following 34 species of betula. Branch occlusion and discoloration of betula alnoides under. Pdf 1199 k pdf plus 697 k a model form for stem taper and volume estimates of asian white birch betula platyphylla. Pdf growth and nutrient efficiency of betula alnoides clones in.
Betula calcicola betula chichibuenis betula costata korean birch. Oct 27, 2014 betula hainanensis betulaster, betulaceae, a new species from hainan island, china article pdf available in annales botanici fennici 516. Vertical distributions of betula alnoides leaf counts and area were skewed towards the upper crown. Don in 11 natural populations from guangxi zhuang autonomous region, china, were investigated by starch gel electrophoresis. Author links open overlay panel chunsheng wang a sebastian hein b zhigang zhao a junjie guo a jie zeng a. Download fulltext pdf download fulltext pdf antimalarial activity and toxicological assessment of betula alnoides extract against plasmodium berghei infections in mice. Three new dammarane glycosides 7, 8, and 11 were isolated from betula alnoides buch. In this study, we described the complete chloroplast genome of b. Author links open overlay panel chunsheng wang a junjie guo a sebastian hein b huan wang a zhigang zhao a jie zeng a. Forests free fulltext genetic parameter estimates and. The crude extracts of this plant possess various biological activities. It is in flower in april, and the seeds ripen in september. Pdf complete chloroplast genome sequence of betula. Branchlets densely white villous and resinous glandular.
Allozyme variation and population genetic structure of betula. Birch betula lutea has light yellow sapwood and reddish brown heartwood. Crown and branch attributes of midaged betula alnoides. We do not use these to store personal information about you. Growth and nutrient efficiency of betula alnoides clones. Betula alnoides pfaf plant database plants for a future. Nov 28, 2011 the essential oil obtained by steam distillation of fresh bark from betula alnoides ham ex. Pdf complete chloroplast genome sequence of betula alnoides. Betula alnoides is a deciduous tree growing to 40 m 1ft 3in at a fast rate. Effects of heattreatment time and heattreatment temperature on equilibrium moisture content. Betula alnoides in world checklist of selected plant families. Inner bark can be dried, then ground into a powder and added to flour for use in making bread, cakes etc. Organogenesis of reproductive structures in betula alnoides betulaceae ruozhu lin,y jie zeng,z and zhiduan chen1, state key laboratory of systematic and evolutionary botany, institute of botany, chinese academy of sciences, xiangshan, beijing 93. Effects of heattreatment on bonding performance of betula.
This page was last edited on 25 november 2008, at 17. Betula alnoides lignin, recovered as a byproduct in autocatalyzed ethanolwater pulping process, was converted into viscous polyols through oxypropylation and liquefaction methods, with the aim of valorising this byproduct. Don betulaceae, of which 1 were from the leaves, seven 1420 from the stem bark, and three 2, 16, and 17 from the twigs. It has been proved to be tetraploid in most parts of its distribution in china. Betula alnoides alderleaf birch betula alnoides subsp. Continuing to use this website means you agree to our use of cookies. Betula alnoides has been traditionally used for the treatment of malaria, but the scientific evidence to substantiate this claim is still lacking. With nounverb tables for the different cases and tenses links to audio pronunciation and. However, the isolated compounds from this plant have no reports of antihiv1 integrase in activity. Branch occlusion and discoloration of betula alnoides under artificial and natural pruning. Once stained, the color differences are less pronounced. Antimalarial activity and toxicological assessment of betula.
Foliar morphology and spatial distribution in fiveyearold. Therefore, the present study aims to investigate the antihiv1 integrase and antiinflammatory effects of isolated compounds from. Species with large genomes tend to have narrow ranges. Pdf organogenesis of reproductive structures in betula. Files are available under licenses specified on their description page.
Jun 15, 2011 twenty compounds including three new dammarane glycosides, named betalnoside a 7, betalnoside b 8, and betalnoside c 11 were isolated from betula alnoides buch. It is fastgrowing and adaptable to a wide range of soil type, altitude and climate conditions zeng et al. The extract was also evaluated for antiinflammatory activity in sheep rbc induced sensitivity and in membrane stabilization models. Fructose feeding caused significant elevations in the concentrations of plasma triglycerides, phospholipids and free fatty acids. The 2cvalues for betula ranged from 088 to 533 pg, and polyploids are scattered widely throughout the its phylogeny. Pdf antimalarial activity and toxicological assessment.
Don is an accepted name this name is the accepted name of a species in the genus betula family betulaceae. Ang betula alnoides sakop sa kahenera nga betula sa kabanay nga betulaceae. The record derives from wcsp data supplied on 20120323 which reports it as an accepted name record 219 with original publication details. Molecular phylogeny and genome size evolution of the genus. Allozyme variation and population genetic structure of betula alnoides buch. General information about betula alnoides betan this website uses cookies our website uses cookies to ensure that we give you the best possible online experience.
Betula alnoides is a species with fast growth and highquality timber, which is distributed in tropical, warm subtropical and some middle subtropical zones. Pagka karon wala pay siak nga nalista ubos niini niya. The board of trustees of the royal botanic gardens, kew. Variation at 15 loci from 10 enzyme systems was analyzed.
Abstractboth crown and branch characteristics greatly affect tree growth and timber quality, and their development is closely related to planting density pd. The straight, cylindrical bole is up to 60cm in diameter 598. Pdf macronutrient deficiency symptoms in betula alnoides. It is closely related to the beechoak family fagaceae. We are committed to sharing findings related to covid19 as quickly and safely as possible. Originally published in the journal blumea, it is available as a pdf on the interne. Click on a scientific name below to expand it in the plants classification report. Foliar morphology and spatial distribution in fiveyearold plantations of betula alnoides. Conclusionsbetula grossa may have formed via allopolyploidization between parents in subgenus betula and subgenus aspera. We will be providing unlimited waivers of publication charges for accepted articles related to covid19. Jan 15, 2019 in this study, leaf quantity and size at the tree and crown layer levels, and leaf morphology across crown layers, sectors and zones, from 18 trees were investigated in fiveyearold betula alnoides plantations with six planting densities. The results showed that the vertical distributions of leaf number, leaf area index, cumulative branch.
Antimalarial activity and toxicological assessment of betula alnoidesextract against plasmodiumbergheiinfections in mice prapaporn chaniad,1,2 tachpon techarang,1 arisara phuwajaroanpong,1 and chuchard punsawad 1,2 1schoolofmedicine,walailakuniversity,nakhonsiammarat80160,ailand. Betula alnoides is a valuable timber species with wide ecological adaptability in southeast asia and southern china. Foliar morphology and spatial distribution in fiveyear. As phosphorus deficiency limits the productivity of many plantation forests in asia, there is considerable interest in developing phosphorusefficient clones for the region through targeted breeding programs. All structured data from the file and property namespaces is available under the creative commons cc0 license. Allozyme analysis revealed a high level of genetic variation in this species, with percentage of polymorphic loci p p, the.
Complete chloroplast genome sequence of betula alnoides. Evaluation of antihiv1 integrase and antiinflammatory. Pages in category betula the following 53 pages are in this category, out of 53 total. Birches often form evenaged stands on light, welldrained, particularly acidic soils. Therefore, the present study aimed at evaluating the antimalarial activity and toxicity of an aqueous stem extract of b. Betula hainanensis betulaster, betulaceae, a new species from hainan island, china article pdf available in annales botanici fennici 516. Don was analyzed by a combination of high resolution gc and gcms.
However, heavy differentiation in growth and quality traits with low productivity are usually seen in the practice. Betula alnoides is a medicinal plant in thai traditional longevity preparations. Author links open overlay panel minh giang phan a thi to chinh truong a tong son phan a katsuyoshi matsunami b hideaki otsuka b. Click below on a thumbnail map or name for species profiles. Betula alnoides is a fastgrowing valuable indigenous tree species with multiple uses in the tropical and warm subtropical regions in southeast asia and southern china. Constituents of the bark oil of betula alnoides ham ex. Betula alnoides is a valuable plantation hardwood species under largescale development in southeast asia and south china, but no study on its stem taper has been reported yet. Pdf stem taper equations for betula alnoides in south china. Forests, ravines and streamsides, himachel pradesh to s.
Pdf antimalarial activity and toxicological assessment of. Pdf the antiinflammatory activity of betula alnoides extract was evaluated in acute and subacute inflammation models. Molecules free fulltext next generation sequencingbased. This page was last edited on 17 december 2019, at 16. Lupeol isolated from betula alnoides ameliorates amyloid beta induced neuronal damage via targeting various pathological events and alteration in neurotransmitter levels in rats brain abstract lupeol, a natural active constituent of betula alnoides ba, is well known for its antiinflammatory, antioxidant and neuroprotective activities. Here the effect of planting density on branch development was examined in a fiveyearold plantation of betula alnoides with six planting densities 625, 833, 1111, 1250, 1667. The species is monoecious individual flowers are either male or female, but both sexes can be found on the same plant and is pollinated by wind. Therefore, the present study aims to investigate the antihiv1 integrase and antiinflammatory effects of isolated compounds from this. The antiinflammatory activity of betula alnoides extract was evaluated in acute and subacute inflammation models.
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