Researching of improved cutting house (ICH) for the regions influenced by cold, hot and dry wind in the Northern and Middle of Viet Nam

Le Xuan Phuc Research Center for Forest Industry Forest Science Institute of Vietnam  Cutting culture is the most suitable method at present in Vietnam to produce seedlings for afforestation because of full heredity, high multiplication and rather simple technology. Green houses have been tested to produce nurslings by cutting in Vietnam but are ineffective because of too strong greenhouse effect during sunshine days and uncorrespondence of the structure with cutting … [Read more...]

Research results on the improvement of equipment and technology for forest site preparation by machinery in hill regions in the North of Vietnam

Doan Van Thu Forest Science Institute of Vietnam             Site preparation for planting by machinery improves soil quality, forest productivity, and decreases labor requirements. In order to have sustainable production and management, the application of machinery in forest site preparation should have reasonable costs and limits soil erosion. Some research results on improvement of equipment and technology for forest site … [Read more...]

Research on the improvement butterfly light trap to prevent pine caterpillar

Pham Dang Quoc Research Center for Forest Industry Pine caterpillar (Dendrolimus punctatus Walker)  damages pine forests in many countries, causing rapid loss of fertility, and so it is a major pest. Four thousand one hundred and thirty three hectares of pine forest has been damaged by pine caterpillar in Nghe An in 2003.  Pine caterpillar operates at night and is highly attracted to light, therefore using light traps for forecast to epidemica and to kill the butterflies of … [Read more...]

Itinerant acroteric ramus and chipping machine microphanerophyte

Nguyen Manh Hoat Forest Industry Technology Transfer and Research Center  Introduced forest species used for timber production in Vietnam are now chiefly used to produce chip wood, building materials, and some are into converted timber. Introduced forest species used for timber in Vietnam (such as Eucalyptus, storax, and Acacia) now make up a large proportion of forest products - about 30%. To make use of this wood, the best solution is as chips for pulp production, and … [Read more...]

Producing E. Urophylla sawnboard for furniture making

Nguyen Quang Trung Research Center for Forest Industry  E. urophylla is one of the main species planted under the 5 Million hectare afforestation program in Vietnam. The E.urophylla plantation area is increasing across the whole country but the utilization of E.urophylla wood is not equal to its potential. Although E.urophylla wood’s physical and mechanical properties are similar to Acacia species and some other natural forest species, the utilization of E.urophlla … [Read more...]

Research on the scientific basis for grouping wood species in Vietnam

Do Van Ban Forest Plant Resources Research Division (FPRRD) Forest Science Institute of Vietnam (FSIV) The temporary grouping table for wood species in Vietnam was enforced in 1977 by the Ministry of Forestry as summarizing the grouping table of wood species in Southern Vietnam. For Northern Vietnam, Decree 10-CP of the Vietnamese regime issued in 1964 applies. The temporary wood species grouping table 1977 listed a total of 362 wood species. Since enforcing the temporary grouping … [Read more...]

Research on the scientific basis for grouping wood species in Vietnam

Do Van Ban Forest Plant Resources Research Division (FPRRD) Forest Science Institute of Vietnam (FSIV) The temporary grouping table for wood species in Vietnam was enforced in 1977 by the Ministry of Forestry as summarizing the grouping table of wood species in Southern Vietnam. For Northern Vietnam, Decree 10-CP of the Vietnamese regime issued in 1964 applies. The temporary wood species grouping table 1977 listed a total of 362 wood species. Since enforcing the temporary grouping … [Read more...]

Determination some physical and mechanical properties and usability of edrela odorata wood

Do Van Ban Forest Plant Resources Research Division (FPRRD) Forest Science Institute of Vietnam (FSIV)  The tree species Cedrela odorata L. belongs to the family Meliaceae, and is distributed widely in  Latin America. In 1986 and 1989 Nguyen Huu Loc, Pham Quang Minh and Do Xuan Quy brought some seeds from Mexico and seeded them in places such as Huu Lung (Lang Son Province) and Xuan Mai (Hanoi City). Ten years after seeding, some seedlings have become big trees with … [Read more...]

Wood properties of some commercial tree species for the central North region of Vietnam

Le Thu Hien, Do Van ban, Le Qui Thang  Forest Plant Resources Research Division            There are 13 species in the list of popular commercial tree species for planting in the Central North of Vietnam, of which wood properties of 8 species have been researched. The methodology complied with the national stardards of Vietnam, from TCVN 358-70 to TCVN 370-70. Styrax tonkinensis (Pierre) Craib ex Hardw: Wood density was … [Read more...]

Research on preservation techniques for bamboo used in construction

Nguyen Thi Bich Ngoc Forest Science Institute of  Vietnam  In Vietnam, bamboo is popularly used as materials for house building in the countryside. The bamboo is preserved according to traditional methods such as soaking the bamboo into a pond or lake, and fumigation as they are easily harmed by insects and fungi and lose force resistant capacity after 4-5 years of use. To improve the effectiveness of bamboo, the Forest Science Institute of Vietnam has conducted research on … [Read more...]

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