MICROMORPHOLOGICAL STUDY ON THE LEAF EPIDERMIS OF Schizostachyum nees FROM VIETNAM

Tran Van Tien1, Nguyen Hoang Nghia2 and Nianhe Xia3 1Da Lat University 2Vietnamese Academy of Forest Sciences 3South China Botanical Garden . INTRODUCTION The usefulness of anatomical characters of the epidermis of bamboos in classification has been recognized for a long time. Brandis (1907) studied the structure of bamboo leaves with special reference to their upper (adaxial) and lower (abaxial) epidermis. Takenouchi (1941) published detailed account of Japanese bamboos with special … [Read more...]

A new species od Adinandra jack. (Theaceae) from Vietnam

H. T. Son(1) and L. V. Dung(2) (1) Silviculture Research Institute, Vietnamese Academy of Forest Science, Vietnam (2) Biology Department, University of Dalat, Vietnam I. INTRODUCTION The genus Adinandra Jack. was proposed by William Jack in 1822, with two species A. dumosa and A. sylvestris (Calarence E.K., 1947). It currently comprises ca. 107 species (http://www.theplantlist.org/browse/A/Pentaphylacaceae/Adinandra/), which is mainly distributed in Bangladesh, Cambodia, China, India, … [Read more...]

Mapping the potential for REDD+ to deliver biodiversity conservation in Viet Nam

A preliminary analysis Rebecca Mant, Steven Swan, Hoang Viet Anh, Vu Tan Phuong, Le Viet Thanh, Vo Thanh Son, Monika Bertzky, Corinna Ravilious, Julia Thorley, Kate Trumper and Lera Miles Contents 1. Introduction 1.1 REDD+: opportunities and risks for biodiversity 1.2 Mapping and REDD+ planning 1.3 REDD+ readiness efforts in Viet Nam 1.4 Changes in quality and quantity of Viet Nam’s forests 2. Developing maps of forest biomass carbon, forest cover change and biodiversity 2.1 … [Read more...]

Trajectories of deforestation, coffee expansion and displacement of shifting cultivation in the Central Highlands of Vietnam

ABSTRACT Production of commodities for global markets is an increasingly important factor of tropical deforestation, taking over smallholders subsistence farming. Measures to reduce deforestation and convert shifting cultivation systems towards permanent crops have recently been strengthened in several countries. But these changes have variable environmental and social impacts, including on ethnic minorities. In Vietnam, although a forest transition – i.e. shift from shrinking to expanding … [Read more...]

Progress in the genetic improvement for some main commercial planting tree species in Vietnam

Research Centre for Forest Tree Improvement, FSIV SUMMARY FSIV has a long running program of genetic improvement for some of the principle plantation species to select the best genetic material for high productivity and wood quality for the various wood and non-wood forest products. FSIV has also been developing mass-propagation techniques to assist in the technological transfer of the genetically improved planting material to commercial plantations while maintaining diversified breeding … [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...]

Initial determining mechanism of resistancein Pinus merkusii Jungh. and Vriese to Dendrolimus punctatus Walker

Dao Ngoc Quang, Le Van Binh Forest Science Institute of Vietnam  Dendrolimus punctatus Walker is the most damaging pest to Pinus merkusii Jungh. &Vriese in terms of both level of attack per individual tree and percentage of trees attacked in a location. It causes not only serious losses in yield as well as wood and resin quality, but also effects the ecological environment. However, about three hectares of 30 year old P. merkusii plantation in Son Loc commune, Can Loc district, Ha Tinh … [Read more...]