Utis seed has been broadcast to stabilize landslides. The most allelopathic tree species was adina cordifolia, and the leastalnus nepalensis and celtis australis. The leaves are alternate, simple, shallowly toothed, with prominent veins parallel to each other, 716 cm long and 510 cm broad. Limited evaluation of physical and mechanical properties. Gerhards, engineer 1 forest products laboratory, forest service u. The bark of the alnus species has been used in korean folk medicine as a remedy for fever, hemorrhage, diarrhea, and alcoholism. Click below on a thumbnail map or name for species profiles. Diarylheptanoids rich fraction of alnus nepalensis attenuates. Heavy metal accumulation characteristics of nepalese alder.
Pdf effect of alnus nepalensis cultivation on soil. Don show all show tabs nepal alder general information. Samples were taken from the outermost part of the trunk of five canopy trees at 11 localities between 790 and 2,740 m above sea level. Alnus nepalensis nepalese alder, nepal alder, indian alder family betulaceae.
Hostspecies andhabitat affectnodulation byspecificfrankia genotypes intwospecies ofalnus ininterior alaska michael damon anderson roger w. Download fulltext pdf occultocarpon, a new monotypic genus of gnomoniaceae on alnus nepalensis from china article pdf available in fungal diversity 521. Diarylheptanoids from alnus nepalensis leaves have been reported for promising activity against filariasis, a mosquito. Alnus nepalensis alder based fallow jhum land system was found superior as significantly higher soil organic matter 3. Alder based farming system a traditional farming practices in.
Alnus tenuifolia seedlings raised in growth pouches were inoculated with frankia to induce nodulation and then with a putative ectomycorrhizal fungus. The ability of alnus tenuifolia to form ectomycorrhizae with potential ectomycorrhizal fungi was investigated. Alnus nepalensis is a deciduous tree growing to 22 m 72ft 2in at a fast rate. None known plant information taken from the plants for a future. Alnus nepalensis in world checklist of selected plant families. Uses as a pioneer, nitrogenfixing frankia symbiosis species it is suitable for soil improvement and rehabilitation of degraded lands. This file is licensed under the creative commons attributionshare alike 4. Malla3 this study was carried out to analyze the carbon content in different parts of alnus nepalensis, and to assess the effect of aspect and altitude in the carbon storage in alnus. Nucleotide sequence analyses of amplified 16s23s its region revealed that one of the microsymbionts from alnus nepalensis was closely related to the. Media in category alnus nepalensisthe following 15 files are in this category, out of 15 total.
Betulaceae birch family medicinal use of nepalese alder. Determining bioclimatic space of himalayan alder for agroforestry. Native to nepal, india, pakistan, through china and mainland southeast asia. The juice of the bark is boiled and the gelatinous liquid applied to burns. Simulation of potential distribution and migration of alnus spp. The board of trustees of the royal botanic gardens, kew. Alnus nepalensis aluneoverview eppo global database. The aim of study was to ascertain the antiinflammatory profile of diarylheptanoids from alnus nepalensis against lipopolysaccharide lpsinduced inflammation in macrophages and endotoxic shock in mice.
The record derives from wcsp which reports it as an accepted name record 6533 with original publication details. Diarylheptanoids from alnus nepalensis attenuates lpsinduced. Don, an alder species, family betulaceae, is an actinorhizal tree found in the hilly regions of eastern and northeastern india. Alnus nepalensis nepalese alder pfaf plant database. This hawaiigrown wood was comparable in bending strength to wood of the same species grown in bengal, india, but was lower in modulus of elasticity and exhibited greater hardness and shrinkage. The catkin flowers are, unusually for an alder, produced in the autumn and th. Therefore, alder based land use system may be replicated in other jhum lands or areas for maintaining soil nutrients and soil fertility that is. Wood anatomical characters ofalnus nepalensis growing in east nepal are evaluated against three nonanatomical factors. All the nativenaturalised species of flora for each agroclimatic zoneselect citties of india, defined in this document is prepared from secondary sources. Schima wallichii and alnus nepalensis were found as important elements in forest recovery. Diarylheptanoid compounds from alnus nepalensis express in. Alnus nepalensis ar en bjorkvaxtart som beskrevs av david don.
Well known as a species that gives some stability to slopes. Nepal alder alnus nepalensis grown in hawaii was evaluated for shrinkage, strength in bending, and hardness. A nitrogenfixing tree widely used in reforestation and agroforestry systems in montane tropical areas. Occultocarpon, a new monotypic genus of gnomoniaceae on alnus nepalensis from china. Bioactive constituents and medicinal importance of genus alnus. Alnus nepalensis ingar i slaktet alar, och familjen bjorkvaxter. Agroclimatic zones and native species for each zone in india disclamer. Alnus alder is an important plant group because of its nitrogen fixation.
Department of agriculture summary nepal alder alnus nepalensis grown in hawaii was evaluated for shrinkage, strength in bending, and hardness. Mean carbon content in stem, branches, leaves and bark of alnus nepalensis were found to be 40. 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. Branchlets dark brown, sparsely yellow pubescent when young, glabrescent. Phyllosphere fungi of alnus nepalensis castanopsis hystrix. Alnus nepalensis is a large deciduous alder with silvergray bark that reaches up to 30 m in height and 60 cm in diameter. Limited evaluation of physical and mechanical properties of nepal alder grown in hawaii by c.
Pdf assessment of soil nutrients and fertility status for three land use systems was carried out in. Hosted by the usgs core science analytics and synthesis. Don nepalese alder, collected in xishuangbanna, china. In eastern nepal, many community forests user groups have planted cardamom under utis. Alnus nepalensis is a deciduous or semideciduous tree with a straight trunk, up to 30 m in height and 60 cm rarely to 2 m in diameter. The record derives from wcsp data supplied on 20120323 which reports it as an accepted name record 6533 with original publication details. Page designed through the cooperative efforts of interagency itis teams. Alder alnus nepalensis, drooping fig ficus semicordata, himalayan bird cherry prunus cornuta, tree rhododendron rhododendron aroboreum, silk trees albizia spp. A total of 38 epiphytic and endophytic phyllosphere fungi were isolated from living leaves of alnus nepalensis, castanopsis hystrix and schima walichii by using a combination of cultural methods i. Diarylheptanoids from alnus nepalensis attenuates lps. Betulaceae, is a deciduous or semideciduous tree with a straight trunk that reaches up to 30 m in height and 60 cm rarely to 2 m in diameter. Pdf carbon sequestration potential of alnus nepalensis in the mid. Diarylheptanoids belong to a phenolic class of natural products based on 1,7diphenylheptane frame, and many diarylheptanoids.
The flowers are catkins, with the male and female flowers separate but produced on the same tree. Don, an alder species, family betulaceae, is an actinorhizal tree found in the hilly regions of eastern and northeastern india chauhan and misra, 2002. Diarylheptanoids, a group of plant secondary metabolites are increasingly recognized as potential therapeutic agents. Tree height ranged from 10 to 28 m, and dbh ranged from 15 to 80 cm. The leaves are elliptical, 716 cm long and 510 cm broad, have prominent parallel veins and mildly toothed on the edges. Pdf occultocarpon, a new monotypic genus of gnomoniaceae. This is a deciduous alder that has silvery grey bark. For comparison, a nodule sample from alnus glutinosa was also collected from tuebingen, germany. Herbivory damage in native alnus nepalensis and invasive ageratina adenophora. Alnus nepalensis national botanical research institute, lucknow.
Alnus nepalensis alder based fallow jhum land system was found superior as significantly higher soil. Alnus nepalensis national botanical research institute. Forests in ravines, on stream banks and occasionally in drier localities, 900 2700 metres in the himalayas. Ectomycorrhizal synthesis with alaskan alnus tenuifolia. The genus comprises about 35 species of monoecious trees and shrubs, a few reaching a large size, distributed throughout the north temperate zone with a few species extending into central america, as well as the northern and southern andes. The alnus genus comprises about 30 species of trees and shrubs found in the northern hemisphere. Alnus nepalensis is a plant of the warm temperate to subtropical zones, it can also be grown at higher elevations in tropical areas with high rainfall 269 title. Pdf herbivory damage in native alnus nepalensis and. In the present study a crude methanolic extract of leaves of alnus nepalensis, chloroform and nbutanolpartitioned fractions from the crude extract and 6 bioactivityguided isolated compounds including two new diarylheptanoid from the fractions were assayed for microfilaricidal, macrofilaricidal and female. Alder is the common name of a genus of flowering plants, alnus, belonging to the birch family betulaceae. Carbon sequestration potential of alnus nepalensis in the.
Alnus rhombifolia white alder alnus rubra red alder alnus serrulata hazel alder alnus trabeculosa. Media in category alnus nepalensis the following 15 files are in this category, out of 15 total. The potential application of alnus nepalensis for phytoremediation of zn, pb and. Hostspecies andhabitat affectnodulation byspecific frankia. This list is not exhaustive and there are other tree species which will. In the present study, the metal accumulation capacity of a.
Alnus nepalensis is a large alder tree found in the subtropical highlands of the himalayas. Mar 11, 2016 diarylheptanoids from alnus nepalensis leaves have been reported for promising activity against filariasis, a mosquito. Don is an accepted name this name is the accepted name of a species in the genus alnus family betulaceae. A large number of medicinal plants remain to be explored for antifilarial compounds.
Alnus nepalensis is a deciduous or semideciduous tree with a straight trunk, up to 30 m in height and 60. A useful diuretic for reducing swelling of the leg. Diarylheptanoids rich fraction of alnus nepalensis. Soaked in rainwater effect of ageratina adenophora on. Effect of alnus nepalensis cultivation on soil biological and physicochemical properties during restoration near a phosphate smelter in kunyang, yunnan province, sw china. Concentrations of nutrients were in the order n k ca p in most of the tree components and in understorey vegetation. Ecological wood anatomy of alnus nepalensis betulaceae. The potential application of alnus nepalensis for phytoremedi. The plants database includes the following 14 species of alnus. Dynamics of four macronutrients were studied in an age series 7, 17, 30, 46 and 56 years of himalayan alder alnus nepalensis d. The bark of the alnus species has been used in korean folk medicine as a remedy for fever, hemorrhage, diarrhea, and alcoholism lee, 1996.
Alder based farming system a traditional farming practices. Don, is a non leguminous nitrogen faxing tree species. A filamentous actinomycete, designated strain d65 t, was isolated from a root of a wild tree, alnus nepalensis d. Diarylheptanoids belong to a phenolic class of natural products based on 1,7diphenylheptane frame, and many diarylheptanoids have been isolated from zingiberaceae and betulaceae plants up to date. Our model revealed that the most favorable conditions for alnus nepalensis are in central nepal in the. This hawaiigrown wood was comparable in bending strength to wood of the same species grown in bengal, india, but was lower in modulus of elasticity.
Ecological wood anatomy of alnus nepalensis betulaceae in. Limited evaluation of physical and mechanical properties of. Simultaneous quantification of diarylheptanoids in alnus. The bark of alnus glutinosa is alterative, astringent, cathartic, febrifuge, tonic, and useful in mouth and throat inflammations, the vinegar extract of inner bark of plant produces a useful wash to treat lice and a range of skin problems such as scabies and scabs. Seedlings of two native trees schima wallichii and alnus nepalensis were exposed to entire a. Management of alnus nepalensis as an improved fallow in nagaland shifting forests in northeast india. Pdf role of alnus nepalensis in restoring soil fertility. In burma it has been used with success to reforest abandoned taungya areas. Influence of roadside pollution on the phylloplane.
Agroclimatic zones and native species for each zone in india. Management of alnus nepalensis as an improved fallow in nagaland. It produced the bioactive agents daidzein and nacetyltyramine and had morphological and chemical properties characteristic of streptomycetes. Frankia dnas were isolated directly from root nodules of alnus nepalensis and alnus nitida collected from various natural sites in india. Carbon sequestration potential of alnus nepalensis in the mid.
Pink to brownish red diffusible pigments were produced on several isp media. Carbon sequestration potential of alnus nepalensis in the mid hill of nepal. Nutrient dynamics in himalayan alder plantations annals of. Role of alnus nepalensis in restoring soil fertility. Frankia inoculation, soil biota, and host tissue amendment influence casuarina nodulation capacity of a tropical soil.