Vũ Thị Kim Thoa, Phạm Tiến Hoàng (trang 16-19)
Từ khoá: photphat, đất phù sa, sông Hồng, đất phèn, Thái Bình, ảnh hưởng, năng suất, lúa
Phosphorus status on alluvial soil of Red river and acid sulphate soil of Thai Binh
The ion phosphate with R2O3 dominated around 77-84% of mineral phosphate. Phosphorus link with R2O3 play important role in increasing rice field. Phosphate groups with R2O3 in flooded soil is also the source of available phosphorus for rice.