http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Kỹ thuật trồng ngô đạt năng suất cao
Nội dung sách nghiên cứu về kỹ thuật chăm sóc ngô để đạt năng suất cao, phương pháp phòng trị bệnh, và kỹ thuật thu và bảo quản ngô.
Nguyễn Hữu Hoàng, Lương Xuân Lâm