Summaries of papers in the bulletin; for more information contact info@fsiv.org.vn Results of natural forest rehabilitation at Cau Hai Silvicultural Experimentation Centre, Phu Tho province The area surrounding the Cau Hai Silvicultural Experimentation Centre was originally covered by natural evergreen broad-leaved forests but for a number of reasons these forests have been seriously devastated. By 1990, only about 30 ha of 111A1 forest remained, the rest were mainly 1C and 11A forests. … [Read more...]

Summaries of papers in the bulletin; for more information contact info@fsiv.org.vn Major achievements in natural forest research in Vietnam and directions for future research (Do Dinh Sam) This paper outlines the main studies that have been carried out on natural forests in Vietnam, especially forest vegetation classification studies on pine forest: Pinus keysia and deciduous forests of Dipterocarpaceae, structure of broadleaved evergreen forest, a forest cutting (selection) system, … [Read more...]

Summaries of papers in the bulletin; for more information contact info@fsiv.org.vn Scientific and technological achievements in a project to establish a new 5 million hectares of forests in Vietnam (Do Dinh Sam) The author describes achievements that have been made in recent years in implementing a project to establish 5 million ha of forests in Vietnam. Results have been obtained in basic research on land use planning and evaluation of forest land potential; selecting a collection and … [Read more...]

Summaries of papers in the bulletin; for more information contact info@fsiv.org.vn Bamboo resources in Vietnam (Nguyen Tu Uong) Bamboos constitute a very abundant and valuable plant resource. They are capable of regeneration and rehabilitation but they need good management. In the recent past many activities have contributed to the maintenance and development of bamboo resources in Vietnam. Some rare and precious bamboo species in Vietnam (Nguyen Hoang Nghia) Vietnam has a large … [Read more...]

Summaries of papers in the bulletin; for more information contact info@fsiv.org.vn Assessment of disease attack on eucalypt species and provenances in trial plantings in eastern South Vietnam (Nguyen Hoang Nghia) Diseases of eucalypts appeared in the late 1980s in eastern South Vietnam and during the 1990s they spread to other regions. Disease attack is classified in five levels: no disease, low level disease, average level of disease, serious disease and very serious disease attack in the … [Read more...]

Summaries of papers in the bulletin; for more information contact info@fsiv.org.vn Survey to evaluate the true nature of slash-and-burn cultivation in provinces of the Central Highlands (1998-1999) (Do Dinh Sam, Pham Dinh Tam and Nguyen Trong Khoi) FSIV carried out a survey in 1998-1999 to evaluate the state of slash-and-burn cultivation in the central highland provinces. The four main areas covered were: the real situation with slash-and-burn cultivation, a survey of household economic … [Read more...]

Summaries of papers in the bulletin; for more information contact info@fsiv.org.vn Research on some physiological and ecological characteristics of Tarrietia javanica Blume and Michelia mediocris Dandy as a foundation to develop technical measures for their planting (Hoang Xuan Ty and Nguyen Duc Minh) Tarrietia javanica and Michelia mediocris are two native timber species of high economic value which are grown in large volumes in native forests. They can meet the forest planting … [Read more...]

Summaries of papers in the bulletin; for more information contact info@fsiv.org.vn Problems concerning management and sustainable use of mangrove forest systems (Do Dinh Sam) Mangrove and M. leucadendron forests in Vietnam are significant economically, environmentally and socially. This paper reviews the research on and management protection and utilization of mangrove and M. leucodendron forests in recent years. The paper also raises some problems that need to be addressed now and in the … [Read more...]

Summaries of papers in the bulletin; for more information contact info@fsiv.org.vn Cutting propagation of Dacrydium pierrei for conservation planting Three simulators, namely IAA, IBA and NAA, have been used to increase the rooting percentage, number of roots per cutting and root length of Dacrydium pierrei cuttings from trees 7–8 and 50 years of age. The species can be easily propagated using cuttings that have a high rooting percentage. This vegetative propagation technique can be … [Read more...]

Summaries of papers in the bulletin; for more information contact info@fsiv.org.vn Isolation and selection of bacteria antagonistic to the fungi causing damping off disease in the root area of pine (Pham Quang Thu and Tran Thanh Trang) In the process of sowing pine in the nursery, the seedlings usually suffer from damping-off disease, causing high production losses. As a way of reducing the loss caused by this disease using biological measures, strains of endophytic bacteria capable of … [Read more...]