Hoàng Hải (trang 57-61)
Từ khoá: tác động, phân hữu cơ, phân vi sinh, đất phù sa, lúa, Đông Triều, Quảng Ninh
Summary
Impact of organic-micro fertilizers on alluvial rice soil in Dong Trieu – Quang Ninh
Both of 2 organic-micro fertilizers (Song Gianh and Ha Noi fertilizer) increased rice yield to 8.2 1nd 12%, respectively. Application of these fertilizers resulted in improving OM, total N, P, K and available P. quantity of inorganic fertilizers applied were reduced to 25-50%, but rice yield still remained. Every 1000VND for buying fertilizer, it gained a net-benefit in rice crop as 2840VND for Song Gianh and 4680 for Ha Noi fertilizer.