http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Effect of biochar on greenhouse gas emissions and the growth of paddy rice : Master''s thesis - Major : Sciences and management of the environment
Trường Đại học Công nghiệp Tp. Hồ Chí Minh
Quản lý môi trường;Management of the enviroment