CONTENTS

Page

• Mai Hai Chau, Nguyen Thi Mai. Shoot multiplication and plant regeneration from in vitro cultures of acacia hybrid (Acacia hybrids)

3-9

• Hoang Vu Tho, Tran Binh Da. Research on selection of plus trees of Pinus merkusii  Jungle & De Vriese for fast growing, ability for high resin in Tam Dao district, Vinh Phuc province

10-19

• Le Thi Man, Nguyen Hoang Tung, Nguyen Thi Hong Gam. Effects of the monochromatic light in the culture tissue of Dendrobium lituiflorum in vitro

20-26

• [Hai1]  Nguyen Hong Hai. Spatial association of forest trees after logging based on their distances and diameters

27-34

• Cao Thi Thu Hien, Nguyen Dang Cuong, Bui Manh Hung, Nguyen Van Bich. Forest structure characteristics and diversity of woody species of evergreen broadleaf forest in Ba Be National park

35-45

• Nguyen Thi Hong Mai, Nguyen Van Minh. Access of small farmer household to forest certificate in Cam Lo district, Quang Tri province

46-54

• Bui Thi Van, Vu Nham, Nguyen Thi Ngoc Bich. Some legal issues in sustainable forests management under standards of Forest stewardship council (FSC) in Vietnam paper corporation (Vinapaco)

55-64

• Pham Van Duan, Le Sy Doanh, Vu Thi Thin, Nguyen Van Thi, Hoang Van Khien, Pham Tien Dung, Dinh Van Tuyen. Evaluate the ability to exploit free optical satellite images to monitor ground cover in vietnam

65-75

• Duong Trung Hieu, Can Kim Hung, Hoang Van Sam. Floristics in Dong Son – Ky Thuong Nature reserve, Quang Ninh province

76-83

• Pham Huu Hung, Nguyen The Nha, Le Van Ninh, Hoang Thi Hang. Some biological and ecological characteristics of Serrognathue platymelus sika Krieshe, 1920 at Pu Luong Nature reserve, Thanh Hoa province

84-95

• Hoang Thi Hong Nghiep, Vu Thi Ngoc Anh. The state and solution to the development in beehonney's occupation sustainability in Son La province

96-103

• Ngo Thi Nguyet, Nguyen Thi Quynh Anh, Nguyen Thi Ha Ly, Hoang Thi Tuyet, Nguyen Thi Phuong, Tran Thi Bich Huong, Tran Ngoc Hai. Results of medicinal herbs quality evaluation in the North of Viet Nam Morinda officinalis F.C. How

104-112

• Nguyen The Nha, Le Bao Thanh, Nguyen Thanh Tuan, Hoang Thi Hang, Bui Van Nang. Effects of ecological factors on agarwood formation of Aquilaria crassna

113-120

• Hoang Van Sam, Nguyen Trong Dai. The diversity of high conservation value plant species  in  Ke Go Nature Reserve, Ha Tinh province

121-128

• Trinh Hien Mai. Determination of veneer ribbon length during log peeling process

129-135

• Pham Ngoc Nam, Nguyen Thi Anh Nguyet, Dang Minh Hai. Study of determining a bending regime of rubber wood

136-143

• Doan Thi Han. Support for production development in the program 135 in the period 2016 - 2020

144-153

• Ho Van Hoa, Xuan Thi Thu Thao, Nguyen Thi Nhu Quynh. Land statistics and establishing the map of current use of land use in Van Ha city, Thieu Hoa district, Thanh Hoa province

154-163

• Phan Thi Thanh Huyen, Pham Phuong Nam, Nguyen Van Quan, Pham Quy Giang, Xuan Thi Thu Thao. Assessment of land lease situation of organizations in Bac Giang province

164-174

• Le Van Hung, Ha Phuong Thao. Results of polycy enforcement for payment of forest emvironmental services in Lao Cai province

175-182

• Bui Thi Minh Nguyet, Doan Thi Han, Tran Quang Bao. Enhancing the efficiency of forest environment lease in national parks in North Vietnam

183-190

• Luu Thi Thao, Le Dinh Hai. Solution to develop fish cage farming in Hoa Binh hydropower reservoir area, Hoa Binh province

191-200