Feasibility of an industrial effluent charge for the food processing industry / Do Thi Huyen [and others] --rnImpact of agrochemical use on productivity and health / Nguyen Huu Dung [and others] --rnUsing the travel cost to evaluate the tourism benefits of Cuc Phuong National Park / Nguyen Thi Hai, Tran Duc Thanh --rnValuation of non-timber forest products in Luong Son District, Hoa Binh Province / Pham Thi Xuan Mai, Truong Quang Hai, Kieu Van Thinh --rnEconomic analysis of agroforestry systems in central Vietnam / Tran Ngoc Kham, Lai Xuan Thuy --rnEconomic analysis of Can Gio mangrove scheme in Ho Chi Minh City / To Thi Thuy Hang, Nguyen Thi Ngoc An --rnEconomic and environmental impacts of rice-shrimp farming in the Mekong Delta / Tran Thanh Be, Le Canh Dung.