<\/p>\n
POTENTIAL OF\u00a0 <\/strong>MELALEUCA CAJUPUTI<\/span><\/em><\/strong>AS A RAW \u00a0MATERIAL FOR MDF PRODUCTION<\/strong><\/p>\n Bui Duy Ngoc<\/strong><\/p>\n Forest<\/em> Products Processing Research Division<\/em><\/p>\n Forest Science Institute of Vietnam<\/em><\/p>\n SUMMARY<\/strong><\/p>\n Substantial plantations of Melaleuca cajuputi<\/span><\/em> An analysis of the wood properties of M. cajuputi<\/span><\/em> showed that the species was suitable for MDF production\u00a0 It has a cellulose content that exceeds 30% Keywords<\/strong>: Melaleuca cajuputi<\/span><\/em>, \u00a0<\/strong><\/p>\n RESEARCH ON FIRE PROTECTING OF ECALYPTUS Nguyen Duc Thanh, Vu Dinh Thinh, Nguyen Xuan Hien<\/strong><\/p>\n Forest<\/em> Products Processing Research Division<\/em><\/p>\n Forest Science Institute of Vietnam<\/em><\/p>\n Eucalyptus camaldulensis<\/em> Dehnh. is a Treatment of E.\u00a0camaldulensis<\/em> timber with Keywords:<\/strong> Fire protection, Eucalyptus camaldulensis<\/em> Dehnh, SodiumSilicate.<\/p>\n SOME RESEARCH RESULTS ON BUILDING HAMLET \u00a0<\/strong><\/p>\n To Quoc Huy<\/strong><\/p>\n Forest Science Institute of Vietnam<\/em><\/p>\n SUMMARY<\/p>\n Propagation of forest tree species using clonal Ideally in rural areas, nursery production should be Suitable methods and procedures have been developed The system will be introduced into rural communities Keywords: Cutting nursery, Central Highlands, Shade light, \u00a0<\/strong><\/p>\n SOME ECOLOGICAL CHARACTERISTICS AND GROWTH OF Brownlowia tabularis<\/em> Pierre, Tran Huu Bien, Phan Van Vietnam<\/em> Southeastern Forest SUMMARY<\/strong><\/p>\n Brownlowia tabularis<\/em> Pierre, The growth While B. tabularis<\/em>, T. surenii<\/em> and D. condorensis<\/em> Keywords<\/strong>: Ecological characteristics, Brownlowia tabularis<\/em>, Toona surenii<\/em>, Dipterocarpus condorensis.<\/em><\/p>\n GROWTH AND ECONOMIC EFFECTS OF ACACIA HYBRID<\/em> IN QUANG TRI PROVINCE<\/strong><\/p>\n Tran Duy Ruong<\/strong><\/p>\n Forest Science Institute of Vietnam<\/em><\/p>\n SUMMARY<\/strong><\/p>\n One of the successful plantation tree species planted the Cam Hieu Measurements at age seven years showed that the average\u00a0 volume production in plantations was 134.7 m3<\/sup>\/ha Economic analysis suggested a Net Present Value (NPV) of 12.729.830 to Plantations of Acacia hybrid<\/em> potentially \u00a0Keywords<\/strong>: Acacia hybrid<\/em>, DETERMINATION OF THE COMMERCIAL Tran Hong Son<\/strong><\/p>\n Tropical<\/em> Forest<\/em> Research Centre<\/em><\/p>\n SUMMARY<\/strong><\/p>\n Traditionally Volume The models contain a number of equations and Keywords<\/strong>: Commercial timber table, \u00a0<\/strong><\/p>\n EFFECTS OF SPECIES AND PROVENANCE ON ESSENTIAL OIL PRODUCTION OF\u00a0 MELALEUCA Khuat Thi Hai Ninh, Nguyen Thi Thanh Huong<\/strong><\/p>\n SUMMARY<\/strong><\/p>\n The essential oil Analysis of total Production of cuttings Keywords<\/strong>: Melaleuca quinquenervia <\/em>, Provenance, Propagation<\/span>,\u00a0 Essential oil <\/span><\/p>\n <\/p>\n PROVENANCE Doan Dinh Tam<\/strong><\/p>\n Forest Science SUMMARY<\/strong><\/p>\n A trial has been established at Dien Bien, Vietnam, Initial results indicate that the northern Keywords: <\/strong>Experiment, provenance, GENDER INVOLVEMENT IN \u00a0COMMUNITY Le Thi Dien, Vo Dinh Tuyen<\/strong><\/p>\n \u00a0<\/strong><\/p>\n SUMMARY<\/strong><\/p>\n The Thuong Quang commune has a large natural forest area of The role of gender in forest management and restoration is Studies in two villages (Katu and Kinh) are of In both communities, female members participate in forest With respect to non-timber forest products, the Katu women Forest<\/span> maintenance including climbing plants and cutting shrubs Keywords: <\/strong>Community forest management<\/span>, PROPAGATION OF MAHONIA NEPALENSIS<\/em> Nguyen Thanh Nguyen, Nguyen Cao Xuan Vien<\/strong><\/p>\n Lam Dong Silviculture Experimentation Research Centre<\/em><\/p>\n Forest Science Institute of Vietnam<\/em><\/p>\n SUMMARY<\/strong><\/p>\n To determine Cuttings were For striking M. nepalensis<\/em> cuttings, NAA was found to Cuttings set Keywords:<\/strong> Cutting propagation, Mahonia <\/p>\n <\/p>\n","protected":false},"excerpt":{"rendered":" <\/p>\n Normal false MicrosoftInternetExplorer4<\/p>\n \nSubstantial plantations of Melaleuca cajuputi<\/span><\/em> <\/p>\n <\/p>\n st1\\:*{behavior:url(#ieooui) }<\/p>\n <\/p>\n \/* Style Definitions *\/
\nhave been established in the Cuu<\/span> Long
\ndelta, Vietnam<\/span>.\u00a0 However,<\/span> to date,
\nthese plantations have not been utilized to their potential
\ncapacity<\/span>.\u00a0 One potential use of Melaleuca cajuputi<\/span><\/em>
\nis as a raw material for<\/span> MDF<\/span>
\n(medium density fibre board) production.<\/span><\/p>\n
\nand the wood fibres are long and smooth; features similar to some species of Eucalyptus<\/em><\/span> and<\/span>
\nAcacia<\/em>. \u00a0In addition, fibre softening<\/span> temperature<\/span> (from<\/span> 1400<\/sup>C<\/span>
\nto<\/span> 2000<\/sup>C) and softening time<\/span>
\n(from<\/span> 4<\/span> to<\/span>
\n90<\/span> minutes) enable easy separation of
\nfibres.<\/span><\/p>\n
\nfibre<\/span> board<\/span>.<\/p>\n
\nCAMALDULENSIS <\/em>DEHNH BY SODIUM
\nSILICATE (NA2<\/sub>SIO3<\/sub>)<\/strong><\/p>\n
\nplantation tree species grown in Vietnam and its timber is commonly
\nused in construction, transportation, mining and furniture.\u00a0 However processed timber E.\u00a0camaldulensis<\/em> is potentially flammable at low humidity.<\/p>\n
\nsolutions of 10%, 15%, 20%, 25% Na2<\/sub>SiO3<\/sub> offers a degree
\nof fire resistant .<\/em><\/p>\n
\nSCALE FOREST
\nCUTTING NURSERY IN CENTRAL HIGHLANDS<\/strong><\/p>\n
\nmethods or cuttings is a common and an economic method for producing new
\nplanting material.\u00a0 In Vietnam, industrial scale cutting
\nnurseries are not appropriate because of high production and distribution costs.<\/p>\n
\nsimple requiring minimal investment and easily implemented at a community
\nlevel.\u00a0 A suitable system has been
\ndeveloped using a simple structure covering 224 square metres suitable for a
\nrange of the geographic
\nconditions and applicable at the remote village scale.<\/p>\n
\nusing Acacia and Eucalyptus hybrids which prescribe grafting and cutting
\ntechniques together with irrigation and shading regimes to successful raise
\nplanting material.<\/p>\n
\nin the Central Highlands.<\/p>\n
\nOverhead irrigation<\/p>\n
\nToona surenii<\/em> (Blume) Merr\u00a0 AND Dipterocarpus
\ncondorensis<\/em> Ashton PLANTATIONS<\/strong><\/p>\n
\nHuong<\/strong><\/p>\n
\nResearch and Production
\nCenter <\/em><\/p>\n
\nToona surenii<\/em> (Blume) Merr, Dipterocarpus condorensis<\/em> Ashton are
\neconomical indigenous trees species of Vietnam suitable for furniture
\nproduction.<\/p>\n
\nand other characteristics of the three species were compared under natural
\nforest and plantation conditions in a number of sites<\/p>\n
\ndemonstrated suitable growth and form in the natural forest, the results under
\nplantation conditions were often poor growth and form and high mortality
\nrates.\u00a0 Major problems identified were
\ndamage caused by bud damaging insects in T.
\nsurenii<\/em> and poor form in D.
\ncondorensis<\/em>, B. tabularis<\/em> \u00a0where multiple stems and multiple branching\u00a0 were common faults.<\/p>\n
\ncommune, Cam Lo district, Quang Tri
\nProvince, Vietnam
\nis referred to as Acacia <\/em>hybrid.<\/p>\n
\n(range 80.7-161.1) or an average mean annual increment of 19.2 m3<\/sup>\/ha.\u00a0 These results represent potential revenue of
\n37.292.250 to 91.942.650 VND\/ha.<\/p>\n
\n38.789.650 VND\/ha.<\/p>\n
\nprovide an economic benefit to local people, creating employment and reducing
\npoverty while contributing to reafforestation and \u00a0environmental protection.<\/p>\n
\nEconomic effects, Quang Tri<\/p>\n
\nVALUE FOR SEVERAL COMMERCIAL TREE SPECIES IN THE EVERGREEN FOREST
\nIN KON HA NUNG \u2013 GIA LAI<\/strong><\/p>\n
\nforestry volume estimates and volume tables for standing native forests have
\nbeen developed based on quantity only, not necessarily considering wood quality
\nand commercial value contained in mixed species and mixed age forests.<\/p>\n
\nequations have now been determined for four primary harvested species of the evergreen
\nforest in Kon Ha Nung – Gia Lai: Dialium
\ncochinchinensis,<\/em> Syzygium wightianum<\/em>,Canarium album<\/em> and <\/span>Artocarpus borneensis .<\/em><\/p>\n
\nrelationships to determine total tree volume, merchantable volume and wood
\nquality and ultimately to generate an economic value for each tree and stand
\nbeing assessed.<\/p>\n
\nprimary harvesting<\/p>\n
\n<\/em>IN BA VI (HA NOI), VIETNAM<\/strong><\/p>\n
\ncontent and composition of twelve (12) provenances of Melaleuca <\/em>were analyzed to aid in selecting suitable species\/provenances
\nfor plantation development in Vietnam.\u00a0 Ten provenances of Melaleuca quinquenervia <\/em>originating from Australia (Q8, Q15-Q23) and
\ntwo provenances of Melaleuca cajuputi<\/em>
\nsubsp.
\ncajuputi<\/em><\/span> (Cpt, Cth)
\nfrom Thanh Hoa (Long An) and Phu Loc (Th\u1eeba Thi\u00ean Hu\u1ebf) in Bavi.<\/span><\/span><\/p>\n
\nessential oil content and proportion represented by 1.8-cineole in foliage of
\ntwo year old plants varied between 0.7 and 9.6% and 0.8 and 71%
\nrespectively.\u00a0 The proportion of
\n1.8-cineole content of the essential oil in three of the Australian provenances
\nwas at least 64%, whereas the 1.8-cineole
\ncontent of the two Vietnam
\nprovenances was relatively low, 0.8-14.3% of total oil.<\/p>\n
\nof Melaleuca quinquenervia <\/em>(Q8)
\nrequires the application of 1.5% IBA powder to cuttings at time of setting,
\npreferably in May.<\/p>\n
\nSELECTION FOR \u00a0SCHIMA WALLICHII CHOISY IN
\nECO-REGIONS IN VIETNAM<\/strong><\/p>\n
\nInstitute of Vietnam<\/em><\/p>\n
\nto compare the performance of six different provenances of Schima wallichii<\/em> from each of four Provinces\/eco-regions (Son La,
\nBac Giang, Quang Tri and Gia Lai) in Vietnam.\u00a0 Each provenance was represented by 49
\nindividuals, each planted with 0.2 kg of NPK fertilizer (12:5:10), with a
\nfollow-up application of 0.1 kg.\u00a0 The
\nstudy was replicated four times and during the second year of growth shade was
\nmaintained at 30-40% full sunlight.<\/p>\n
\nprovenances from Son La tended to perform better across the trial with survival
\nof at least 53% and heights exceeding 110 cm.<\/p>\n
\nSchima wallichii<\/em><\/span><\/p>\n
\nFOREST MANAGEMENT AND RESTORATION IN THUONG QUANG COMMUNE, NAM DONG DISTRICT,
\nTHUA THIEN HUE PROVINCE<\/strong><\/p>\n
\n10,106 ha, of which 913.3 ha has been allocated to community groups to manage
\nand protect.<\/p>\n
\nof socio\u2011economic interest in community forestry management in Vietnam.<\/p>\n
\ninterest.\u00a0 In both villages the management
\nboards are all male and nominally they have all the decision making
\nresponsibilities, although Katu men have more power in making decision than
\nKinh men; inferring female involvement or consultation.<\/p>\n
\npatrols and normally the women are involved in the daily use of forest products
\nwhile the men are involved in the trade of those forest products which can be
\ntraded.<\/p>\n
\nharvest and use the non-timber forest products.<\/p>\n
\nand collection of seeds and seedlings are mainly carried out by men while women
\nare involved in seedling propagating and the planting of rattan and
\nbamboo.\u00a0 <\/span><\/p>\n
\nGender, Forest resources<\/span><\/p>\n
\nDC. BY ROOTED CUTTINGS<\/strong><\/p>\n
\nthe appropriate propagation methodology for Mahonia
\nnepalensis, <\/em>a range of rooting hormones (IAA, IBA and NAA) at various
\nconcentrations (0.5%, 1%, 1.5%, 2% and 2.5%) were tested for cuttings set in
\nthe dry or rainy seasons at Dalat,
\nVietnam.<\/p>\n
\nauxiliary shoots taken from 2-3 years old hedge orchards.\u00a0 Results were assessed on rooting percentage,
\nduration of rooting and root system quality and compared between the seasons.<\/p>\n
\nbe the most suitable growth regulator for rooting and root system quality.<\/p>\n
\nin the rainy season responded best with NAA applied at 0.5%, with rooting
\npercentages to 60% and rooting generation up to is 60 days.\u00a0 In the dry season, NAA needed to be applied
\nat 1.5% for rooting percentage of 45% and root generation up to 90 days.<\/p>\n
\nnepalensis<\/em>, Rooting percentage<\/p>\n
\n0<\/p>\n
\nfalse
\nfalse<\/p>\n
\nhave been established in the Cuu<\/span> Long
\ndelta, Vietnam<\/span>. <\/span>However,<\/span> to date,
\nthese plantations have not been utilized to their potential
\ncapacity<\/span>. <\/span>One potential use of Melaleuca cajuputi<\/span><\/em>
\nis as a raw material for<\/span> MDF<\/span>
\n(medium density fibre board) production.<\/span><\/span>\n<\/p>\n
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