MICROMORPHOLOGICAL STUDY ON THE LEAF EPIDERMIS OF Schizostachyum nees FROM VIETNAM

So2-2014

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

Adnindra

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...]

Research results on the development of RHIZOBIUM technology for hybrid acacia and acacia mangium in nursery and planation

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Le Quoc Huy, Nguyen Minh Chau Center for Biotechnology in Forestry - FSIV                              Hybrid Acacia (A. mangium + A. auriculiformis) and A. mangium are prresently important for many Afforestation Projects in Vietnam, regarding both economical and ecological purposes. The research of rhizobium technology development was set up in the context of Five Million Hectar Afforestation Program. A useful rhizobium technology has been successfully studied and developed for the two … [Read more...]

Conservation Status and Breeding Work of Conifer Species in Vietnam with Reference to Pines

Nguyen Hoang Nghia Forest Science Institute of Vietnam, Dong Ngac, Tu Liem, Hanoi, Vietnam  The paper presented at the Breeding and Genetic Resources of Five-Needle Pines Conference. KFRI-IUFRO, Yangyang, Korea, 22-26 September 2008. Abstract Among more than 50 conifer species found in Vietnam, the country has 33 native species which belong to 19 genera of six families. There are seven endemic species which include two species from Cupressaceae (Cupressus torulosa and … [Read more...]

Conservation prospects for threatened Vietnam tree species: results from a demographic study

Given that changes in population size are low, information on future prospects of long-lived tree species is necessarily obtained from demographic models. We stud-ied six threatened tree species in four Vietnamese protected areas: the broad-leaved Annamocarya sinensis, Manglietia fordiana and Parashorea chinensis, and the coniferous Calocedrus macrolepis, Dacrydium elatum and Pinus kwangtunggensis. With data from a 2-year field study on recruitment, growth and survial, we construted matrix … [Read more...]

Phytogeographic review of Vietnam and adjacent areas of Eastern Indochina

L. V. Averyanov, Phan Ke Loc, Nguyen Tien Hiep, D. K. Harder  The northeastern and southwesterm frontiers of Vietnam are formed  by the waters of the Bac Bo (Tonkin) and Thailand (Siam) Gulfs of the South China Sea. The coastline of mainland Vietnam extends nearly 3440 km. A large number of islands, mainly of continental origin and also numerous small coral atolls are included in the territory of Vietnam. The Annamite mountain chains, mainly the Den Dinh, Sam Sao, Hua Phan and … [Read more...]

Conservation prospects for threatened Vietnamese tree species results from a demographic study

Conservation prospects for threatened Vietnamese tree species results from a demographic study Pham Duc Chien, Pieter A.Zidema, Nguyen Hoang Nghia Given that changes in population size are slow, information on future prospects of long-lived tree species is necessarily obtained from demographic models. We studied six threatened tree species in four Vietnamese protected areas: the broad-leaved Annamocarya sinensis, Manglietia fordiana and Parashorea chinensis, and the coniferous … [Read more...]

Effect of Nitrogen Deficiency on Biomass Production, Photosynthesis, Carbon Parttioning, and Nitrogen Nutntion Status of Melaleuca and Eucalyptus Species

Nguyen Tran Nguyen, Kazuo Nakabayashi*, Pravat K. Mohapatra, Ju1ian Thompson* and Kounosuke Fujita ' Faculty ofapphed Biological Science, Hiroshima Umversity Higashi-himshima, 739-8528 Japan; and department of Geography, University College London, 26 Bedford Way, London XCIHOAP UK Received June 7, 2002; accepted in revised form October 29, 2002 Genetic variation in response to N-deficiency between tropicsal woody plants was assessed by growing two species each of the genus Melaleuca (M. … [Read more...]

Iron enhances aluminum-incluced leaf necrosis and plant growth inhibition in Eucalyptus camaldulensis

Nguyen Tran Nguyenl, Ngo Duc Hiep2 & Kounosuke Pujital'3 lgraduate School ofbiosphere Sciences. Hiroshima Umversity, 739-8528, Hiroshima, Japan. 2forest Science Sub-/nstitute ofsouth Vietnam, Hochiminh city, Vietnam. 3corresponding author* Key words: aluminum, antioxidant, chlorophyll, Eucalyptus camaldulensis, iron, necrosis Abstract The combined effects of exeess Fe and Al on Eucalyptus camaldulensis Dehnh. were studied by investigating time course and visible symptoms of Ieaf … [Read more...]

Financial and marketing strategies for sustainable development of dipterocarp forests and poverty reduction in forest dwelling communities in India

Teki Surayya National Institute of Financial Management, Sector-48, Pali Road, Faridabad-121001 Tel: 91-0129-2418875, 2418857, 2418893 (EPBX), extension 270, Fax: 91-0129-2418867, Email: teki@nifm.ac.in teki9@rediffmail.com Abstract Sustainable management of natural forest is indeed a current global concern, as forests are indispensable for all. The forests contributed both economic (timber and nontimber products) and non-economic (oxygen, rain, carbon sequestering, etc.) benefits. … [Read more...]