Claim · model-written summary
Compensation of the yield loss from reduced water and nitrogen by increased density is mainly attributed to dry matter accumulation from early-filling to maturity and more panicles
Zea maysVerbatim
e1“Under the reduced water and nitrogen supply, increasing density could compensate the negative effect on the decrease of yield was mainly attributed to promoting the dry matter accumulation from early-filling to maturing stage and improving panicle number significantly”
t0“Yield and yield components of maize”
Title
Jin-Gui WEI; Yao GUO; Qiang CHAI; et al. ACTA AGRONOMICA SINICA 2023. doi:10.3724/sp.j.1006.2023.23056
Other claims from this paper (17)
- Intervention effect Reduced water and nitrogen supply significantly decreased maize grain yield
- Intervention effect Dense planting density significantly increased maize grain yield under reduced water supply with nitrogen maintained
- Intervention effect Grain yield under W1 was 3.0% lower than under W2
- Intervention effect Grain yield under N1 was 12.9% lower than under N2
- Intervention effect Planting density D2 increased grain yield by 12.9% compared with D1
- Intervention effect Planting density D3 increased grain yield by 9.2% compared with D1
- Intervention effect Reduced water and nitrogen with density D1 (W1N1D1) decreased grain yield by 12.3% compared with W2N2D1
- Intervention effect Grain yield of W1N1D2 did not differ significantly from W2N2D1
- Intervention effect Dry matter accumulation of W1N1D2 increased 5.8% from early-filling to maturity compared with W2N2D1
- Intervention effect Vmax, Vmean, Tm and HI did not differ significantly between W1N1D2 and W2N2D1
- Intervention effect Spike number of W1N1D2 increased 24.7% compared with W2N2D1
- Intervention effect Grain yield of W1N2D2 was 13.9% higher than W2N2D1
- Intervention effect Panicle number of W1N2D2 increased 24.8% compared with W2N2D1
- Intervention effect Dry matter accumulation of W1N2D2 increased 10.2% compared with W2N2D1
- Intervention effect Vmean of W1N2D2 increased 8.4% compared with W2N2D1
- Intervention effect Harvest index of W1N2D2 increased 4.7% compared with W2N2D1
- Intervention effect 1000-kernel weight of W1N2D2 did not differ significantly from W2N2D1