Split Nitrogen Application Improves Yield and Partial Factor Productivity of Nitrogen in Rice (cv. RD49) Under Low-Fertility Sandy Loam Soil
Nitrogen (N) management is critical for improving rice productivity, but increasing N inputs may reduce N-use productivity when grain production does not increase proportionally. This study evaluated the effects of urea rate and application method on grain weight and partial factor productivity of N (PFPN) of rice (Ory...