Dao Trung Duc, Nguyen Toan Thang, Tran Hoang Quy, Hoang Van Thanh, Vu Tien Lam, Tran Duc Manh, Nguyen Thi Thu Phuong, Hoang Thi Nhung, Le Thi Bich Thao, Ly Thi Thanh Huyen & Tran Van Do·Asian Journal of Agricultural and Horticultural Research·2026
Ardisia gigantifolia Stapf (Khôi tía), a shade-tolerant medicinal shrub of high pharmacological and economic value, is increasingly cultivated as a non-timber forest product under forest canopies in northern Vietnam. This study investigated leaf morphological parameters (length,...
Open access
Research Article10.9734/ajahr/2026/v13i3501
Nguyen Toan Thang, Nguyen Quang Hung, Vu Tien Lam, Trinh Ngoc Bon, Tran Hoang Quy, Nguyen Huu Thinh, Duong Quang Trung, Nguyen Thi Thu Phuong, Dao Trung Duc & Tran Van Do·Asian Journal of Advances in Agricultural Research·2026
Persian walnut (Juglans regia L.) is one of the most economically important cultivated tree species worldwide, valued for both its high-quality timber and nutritionally valuable nuts. Walnut kernels are also recognised for their potential health-promoting properties, owing primar...
Open access
Research Article10.9734/ajaar/2026/v26i9758
Nguyen Toan Thang, Vu Tien Lam, Dang Van Thuyet, Phung Dinh Trung, Pham Dinh Sam, Tran Hoang Quy, Nguyen Thi Thu Phuong, Ly Thi Thanh Huyen, Nguyen Huu Thinh, Nguyen Van Tuan, Dao Trung Duc, Dang Thi Hai Ha, Duong Quang Trung, Ho Trung Luong, Nguyen Thi Hoai Anh, Mai Thi Linh & Tran Van Do·Asian Journal of Research in Agriculture and Forestry·2019
Net primary production (NPP) is an important index for understanding carbon cycling in forest ecosystems. In this study, aboveground NPP at Acacia mangium plantation was estimated basing on allometry for aboveground biomass increment (ΔM) and litter trap technique for litterfall...
Open access
Research Article10.9734/ajraf/2019/v3i330038
Tran Hai Long, I. M. Sangjun, Trieu Thai Hung, Qiwen Li, Ninh Viet Khuong, Nguyen Van Tuan, Tran Hoang Quy, Trinh Ngoc Bon, Tran Cao Nguyen, Le Thi Thu Hang & Tran Van Do·Annual Research & Review in Biology·2020
An ecological understanding of natural forests after anthropogenic intervention is important for sustainable forest management. This study analyzed the overstory characteristics (species composition, growth, and diameter distribution) and regeneration (species richness, density,...
Open access
Research Article10.9734/arrb/2020/v35i1230321
Nguyen Toan Thang, Dang Van Thuyet, Nguyen Quang Hung, Vu Tien Lam, Ninh Viet Khuong, Phung Dinh Trung, Tran Hoang Quy, Nguyen Huu Thinh, Pham Quang Tuyen, Hoang Thanh Son, Trinh Ngoc Bon, Ho Trung Luong, Nguyen Van Tuan, Duong Quang Trung, Nguyen Thi Thu Phuong, Dao Trung Duc & Tran Van Do·Asian Journal of Advanced Research and Reports·2019
Persian walnut, Juglans regia L., is a long-lived, wind-pollinated and deciduous tree, which produces large, woody, shelled and edible nuts. J. regia is one of the most economically important cultivated species for timber and nutritious nuts. Its nuts have medicinal importance fo...
Open access
Research Article10.9734/ajarr/2019/v5i130123
Tran Hai Long, Trieu Thai Hung, Sangjun Im, Dang Thi Hai Ha, Ninh Viet Khuong, Nguyen Van Tuan, Hoang Thanh Son, Tran Hoang Quy, Trinh Ngoc Bon, Tran Cao Nguyen, Phung Dinh Trung, Tran Nam Binh, Le Hong Lien & Qiwen Li·Annual Research & Review in Biology·2021
Vietnam experienced significant forest cover change during the last half of the twentieth century, and restoration of natural forests have increased since the 1990s. This study developed comparisons of human-intervened and naturally restored forests in Cat Ba Biosphere Reserve, V...
Open access
Research Article10.9734/arrb/2021/v36i230339
Phung Dinh Trung, Tran Duc Manh, Nguyen Toan Thang, Dang Van Thuyet, Dao Trung Duc, Mai Thi Linh, Nguyen Van Tuan, Nguyen Thi Thu Phuong, Ninh Viet Khuong, Tran Hoang Quy, Tran Cao Nguyen, Dang Thi Hai Ha, Vu Tien Lam, Nguyen Huu Thinh, Hoang Thanh Son, Trinh Ngoc Bon, Ho Trung Luong, Ly Thi Thanh Huyen, Hoang Van Thanh, Vu Van Thuan & Tran Van Do·Asian Journal of Research in Crop Science·2019
Plus tree selection is the first step to improve production and quality in forestry. An individual-based method is widely used to select plus trees for timber production, timber form, freedom from diseases and insects. In this study, a method to select plus trees for flower produ...
Open access
Research Article10.9734/ajrcs/2019/v4i130063
Trinh Ngoc Bon, Trieu Thai Hung, Phung Dinh Trung, Tran Cao Nguyen, Dang Thi Hai Ha, Nguyen Thi Hoai Anh, Hoang Thanh Son, Tran Hai Long, Pham Quang Tuyen, Ninh Viet Khuong, Tran Hoang Quy, Vu Van Nam & Tran Van Do·Journal of Pharmaceutical Research International·2020
Background: Anoectochilus orchids have been widely used as medicine. However, it has been overharvested in nature because of high commercial values. This study aims at identifying distribution ranges and ecological characteristics of Anoectochilus orchids serving for sustainable...
Open access
Research Article10.9734/jpri/2020/v32i1130551
Pham Tien Dung, Bui Thi Minh Nguyet, Nguyen Toan Thang, Truong Tat Do, Nguyen Huy Hoang, Hoang Van Thanh, Nguyen Van Tuan, Dao Trung Duc, Nguyen Trong Minh, Nguyen Thi Thu Phuong, Hoang Thanh Son, Vu Tien Lam, Tran Hoang Quy, Truong Trong Khoi, Tran Ngoc The, Dao Cong Trinh & Tran Van Do·International Journal of Environment and Climate Change·2025
This research evaluates the current status of area and distribution of natural evergreen broadleaf forests classified as poor production forests across Northeast Vietnam based on 2023 national forest data. Mounting pressures on natural forest resources-including overexploitation...
Open access
Research Article10.9734/ijecc/2025/v15i125171
Tran Van Do, Dang Van Thuyet, Nguyen Toan Thang, Phung Dinh Trung, Vu Tien Lam, Tran Duc Manh, Pham Dinh Sam, Vu Van Thuan, Nguyen Quang Hung, Pham Tien Dung, Ninh Viet Khuong, Dao Trung Duc, Tran Hoang Quy, Nguyen Huy Hoang & Dinh Hai Dang·Asian Journal of Advances in Agricultural Research·2018
To increase productivity of forest plantation, fertilization has been widely applied, especially in poor soil condition, of which Nitrogen (N), Phosphorous (P), Potassium (K) and compost are usually used. The amount is decided basing mainly on species and soil condition. The obje...
Open access
Research Article10.9734/AJAAR/2018/41890