National parks

Spotted sea bass (Lateolabrax maculatus, McClelland, 1844) is a species belonging to the genus Lateolabrax (Lateolabracidae), and is characterized by the many distinct black spots on the bodies of mature fish.

9p vibecca 01-10-2024 3 1   Download

The ichneumonid parasitoid Stenarella insidiator (Smith, 1859) is recorded for the first time from Vietnam based on the specimens collected from Tam Dao National Park in Vinh Phuc province, Na Hang district in Tuyen Quang province, and Bidoup-Nui Ba National Park in Lam Dong province. In addition, the wasp Orancistrocerus aterrimus (de Saussure, 1852) (Hymenoptera: Vespidae) is reported as a new host of this parasitoid. The parasitoid is described based on Vietnamese material with information of its overwintering in the wasp nest.

6p viling 27-09-2024 3 2   Download

The findings of the study contribute by indicating that tourism marketers, destination, and protected area managers need to make every possible effort to enhance the destination's attractiveness and to increase the intention of tourists to revisit nature-based tourism destinations in Vietnam.

15p toduongg 24-08-2024 1 1   Download

The methanol extracts as well as some compounds from this plant exhibited anti-inflammatory, antimicrobial activity, antioxidant, hepatoprotective and anti-cancer effect, and antiosteoporotic. On going to search for bioactive components from the Vietnamese plant, this paper reported the isolation of seven phenolic compounds including one new from the aerial parts of A. ilicifolius. The cytotoxic activity of the isolates against two cancer cell lines (HepG2 and SK-LU1) were also screened and reported herein.

5p dianmotminh02 03-05-2024 8 2   Download

Structural and spatial patterns of tree species in forests are important indicators to explain which underlying mechanisms or processes regulating forest structure. In this article, techniques of spatial point pattern analysis were used to characterize structural and spatial patterns of two secondary rain forest stands in Cuc phuong National park, Vietnam.

9p vilarry 01-04-2024 8 2   Download

Du lịch sinh thái luôn gắn với các Vườn quốc gia trên thế giới. Theo Liên hiệp thế giới bảo tồn thiên nhiên (IUCN) các Vườn quốc gia hay là các công viên quốc gia (National park) được xếp hạng II trong 6 phân hạng của các Khu bảo vệ (Protected area). Chức năng của các Vườn quốc gia cũng được IUCN xác định là bảo vệ hệ sinh thái và giải trí ngoài trời.

56p hongbach205 27-02-2023 8 5   Download

Overall objective: Provide the scientific and practical basis for the orientation of ecotourism development associated with biodiversity conservation for sustainable development of Cat Ba National Park, Hai Phong.

27p guitaracoustic09 14-01-2022 20 2   Download

Research objectives: Assessing thickness and quality of peatland on biomass of the melaleuca forest; determining levels of submergence and water quality on biomass of the forest; evaluating levels of peatland thickness and submergence on biomass and CO2 of the melaleuca forest.

35p beloveinhouse10 28-11-2021 16 1   Download

Research objectives: Assess the diversity of the vascular flora system at Phia Oac - Phia Den National Park, Cao Bang province.

27p extraenglish 24-05-2021 17 4   Download

Objectives: Assess the diversity of essential oil-bearing plants and the chemical composition of essential oils extracted from some oil-bearing species in Vu Quang National Park, Ha Tinh province

28p prisonbreak123 21-05-2021 24 3   Download

It is necessary to continue researching and finalizing policies as well as specific actions in implementing forest protection and development solutions for Phia Oac - Phia Den National Park, Cao Bang Province (stopping and not granting new permits). Projects of mineral exploitation, development of economic garden model; ...). Strengthen scientific cooperation with domestic and foreign scientific research institutions.

27p capheviahe27 23-02-2021 21 4   Download

General objective: To contribute to understanding the rules and structural dynamics of evergreen broadleaf natural forests as a basis for proposing some solutions for sustainable forest management.

27p capheviahe27 23-02-2021 10 3   Download

Researching objectives: Evaluating the diversity and using values of essential oil plants at Ben En National Park, Thanh Hoa province; determining the content and composition of essential oils of some plant species; determinating the anti-mosquito and anti-microbial activities of essential oils of Zingiber zerumbet (L.) Smith.

27p capheviahe27 23-02-2021 29 3   Download

The objective of the study was to find the explant resources, the type and concentration of plant growth regulators (PGRs), as well as the in vitro culture conditions suitable for different morphogenesis processes - callus induction, direct embryogenesis, shoot and root formation, etc. The growth and development of in vitro Ngoc Linh ginseng derived from thin cell layer (TCL) was examined in Quang Nam to assess the adaptability of in vitro Ngoc Linh plantlets in its natural territory, compared to those growing in Bidoup - Nui Ba National Park, Lam Dong.

27p capheviahe27 23-02-2021 21 5   Download

The thesis is aimed at evaluating the current status of typical livelihood activities, measuring the sustainable livelihood of people in the buffer zone of Phong Nha - Ke Bang National Park; On that basis, the thesis proposes solutions and implies several policies to enhance sustainable livelihoods for people in the buffer zone of Phong Nha - Ke Bang National Park, Quang Binh, thereby reducing their dependence on natural resources.

28p nguathienthan10 23-02-2021 11 2   Download

Research on diversity of butterflies of Phu Quoc National Park, Kien Giang Province was carried out in November and December 2003. The park is located in the northern part of Phu Quoc Island. The research was conducted in different areas, from the inhabitant areas to the natural forests without disturbance, from sea water level to the highest peak of the Nui Chua (603 m).

12p larachdumlanat127 20-12-2020 11 1   Download

This paper provides an update on the current status of each species based on data from recent field surveys with reference to previous publications and the current IUCN Red List (iucnredlist.org). Results from the recent surveys included eight individuals provisionally identified as Myotis cf. pilosus. The taxonomic status of five species (Aselliscus dongbacanus, Hipposideros gentilis, Hipposideros grandis, Miniopterus magnater, Murina harrisoni) are updated following recent assessments.

7p tamynhan5 10-12-2020 20 2   Download

In this study, methanolic extracts from the stems, leaves and flowers of Ipomoea pes-caprae that were collected in Xuan Thuy National Park were evaluated for their antibacterial and antioxidative activities, and their ability to inhibit plant growth. The DPPH free radical scavenging activity of crude methanol extracts was evaluated.

7p tamynhan8 04-11-2020 20 2   Download

Recently, we collected fruit bodies of Ganoderma neo-japonicum in Lamdong Province and found that the EtOAc crude extract obtained, having an IC50 value of 19.14 µg/mL, shows strong cytotoxicity against the KB cell line. This paper describes the isolation and cytotoxicity of four compounds from this mushroom.

5p tamynhan8 04-11-2020 19 1   Download

This research provided the first quantitative information of status and potential factors influencing occurrence of the L. diardi in the park, which is an essential data for developing practical actions to protect the species and monitoring program in the future for the park.

10p tamynhan10 24-10-2020 11 2   Download