CONTENTS

Page

• Vu Kim Dung, Hoang Thi Huyen, Pham Thanh Trung_, Nguyen Viet Phuong. Effects of processing factors on the quality of bakich (Morinda officianalis How) tea bag

3-10

• Khuat Thi Hai Ninh, Phan Thi Trang, Nguyen Thị Tho, Bui Van Thang, Vu Van Hieu. Research on propagation of Dipsacus japonicus by tissue culture

11-17

• Nguyen Thi Hong Nhung, Le Thi Thuong, Nguyen Thi Thu Hang, Nguyen Thi Huyen. Screening of lactic acid bacteria as potential probiotic add to animal feed

18-27

• Tran Viet Ha, Nguyen Viet Hung, Pham Thi Quynh. Species composition and conservation value of fagaceae familia in Vu Quang national park, Ha Tinh province

28-37

• Bui Manh Hung, Nguyen Thanh Thuy Van. Using Qgis and analytic hierachy process to classify forest fire risks in Muong Cha district, Dien Bien province

38-47

• Bui Thi Van, Vu Nham. Adjustment the annual yield of plantation for harvesting to meet the standards of the forest stewardship council (FSC) in Vietnam Paper Corporation (Vinapaco)

48-58

• Nguyen Thi Yen, Dang Van Ha, Nguyen Thi Hong Ngan, Nguyen Van Minh. Diversity of landscape plants and proposal for conservation and development of landscape plants in Van Mieu - Quoc Tu Giam

59-68

• Tran Quang Bao, Vo Thanh Phuc. Biomass and CO₂ sequestration of acacia hybrid plantation in Ba Ria Vung Tau province

69-75

• Hoang Thi Hang, Le Bao Thanh. Morphological and biological characters of the lemon emigrant (Catopsilia pomona Fabricius) (Lepidoptera: Pieridae)

76-82

• Nguyen Hai Hoa, Phung Van Khoa, Le Van Huong, Le Van Son, Duong Trung Hieu, Le Quang Minh, Nguyen Quang Giang, Nguyen Huu Nghia, Tran Thi Ngoc Lan, Nguyen Thi Thu Hien, Vu Thi Thanh Hoa. Using landsat to determine thresholds of remote sensing indices for early detection of mineral exploitation in Langbiang world biosphere reserve, Lam Dong province

83-94

• Nguyen Viet Hung, Pham Van Chuong. The effects of age and height position on the physical properties of Bamboo (Dendrocalamus barbatus Hsueh et D. Z. Li)

95-101

• Hoang Xuan Nien, Trinh Hien Mai. Determination of technological parameters to produce blockboard from Bambusa procera A.chev & A.camus and Thyrsostachys siamensis for furniture production

102-111

• Dang Thi Ha, Le Van Thai. Study the solution to complete the All Star 2017 – VNUF motocycle in the direction of improving fule consumption performance

112-119

• Pham Van Tinh, Le Tan Quynh, Dang Van Thanh, Le Thi Hue. Solutions to improve management efficiency of investment projects for construction of works at the Bac Kan irrigation exploitation and management company

120-128

• Duong Van Tai, Dang Thi Hong, Dang Van Thanh, Nguyen Thi Van Hoa. Quality management, maintenance and rehabilitation of softroad surface based on deflection correlation

129-134

• Dang Van Thanh, Le Tan Quynh, Nguyen Thi Van Hoa. Straw filler concrete - sustainable method for agricultural waste management

135-141

• Tran Van Tuong, Pham Van Tinh, Dang Van Thanh, Pham Van Thuyet, Ha Thi Khanh. Solutions to improve the quality of cost management in the implementation phase of Son La hydropower construction investment project

142-148

• Nguyen Thi Bich Diep. Developing the small and medium enterprises in agriculture sector in the province of Hoa Binh - realily and solutions

149-157

• Bui Thi Minh Nguyet, Truong Tat Do, Doan Thi Han, Nguyen Thi Thanh Huyen, Nguyen Thuy Dung, Dao Thi Hong. Factors affecting the willingness to invest in production forest development in Hoa Binh province

158-167

• Trinh Hai Van, Vi Thi Hong Phuc. Impact of agricultural promotion on economic development household in Quang Huy commune, Phu Yen district, Son La province

168-176