Table 3 Description of the study factors

Split-application

F0

No urea application

F1 (100 kg ha⁻¹)

All urea dose was applied once at 45th day after sowing

F2 (40 kg ha⁻¹ + 60 kg ha⁻¹)

Two splits of the urea dose, i.e. or 40 kg ha⁻¹ of N, and 60 kg ha⁻¹ of N at the 30th and 45th days after sowing (DAS), respectively

F3 (20 kg ha⁻¹ + 40 kg ha⁻¹ + 40 kg ha⁻¹)

Three urea splits. All urea dose, i.e. 20 kg ha⁻¹ of N at the 15th DAS, 40 kg ha⁻¹ of N at the 30th, and the 45th DAS, respectively

Variety

SAM4VITA

See Table 2

PVA SYN 18 (F2)

ZM 627