http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
ảnh hưởng của các loại phân đạm, phosphate, potasse trên năng suất của cây đậu xanh
Viện Đại Học Cần Thơ - Trường Cao Đẳng Nông Nghiệp
field crop,mungbean, effect of nitrogen on,mungbean, effect of phosphorus on,mungbean, effect of potassium on