Claim · model-written summary
Future climate scenarios projected biomass yield reductions of 10–28 %.
- Taxon
- corn
Zea mays subsp. mayst0 - Treatment
- two rcps (4.5 and 8.5)e0
- Outcome
- biomass yieldse0
- Direction
- reductione0
- Value
- 10–28 %e0
- Qualifier
- 2022–2100e0
- Comparator
- different data sources (GCMs)e0
Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSetting
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
Verbatim
t0“corn production”
e0“Further simulations (2022–2100) were performed using climatic data, acquired from different general circulation model (GCMs) for two rcps (4.5 and 8.5) and results revealed the reduction in grain and biomass yields by 8–14 % and 10–28 %, respectively against different data sources (GCMs).”
Title
Junaid Nawaz Chauhdary; Hong Li; Nadeem Akbar; et al. Agricultural Water Management 2024. doi:10.1016/j.agwat.2024.108691
Other claims from this paper (14)
- Intervention effect At 15 cm spacing, corn grain yield was highest at 7.16 Mg/hm2.
- Intervention effect At 15 cm spacing, corn biomass yield was highest at 16.57 Mg/hm2.
- Intervention effect At 15 cm spacing, corn harvest index was highest at 0.44.
- Intervention effect At 15 cm spacing, corn water productivity was highest at 1.33 kg/m3.
- Method / resource APSIM grain-yield validation had RMSE 0.4, NRMSE 0.21, R2 0.83, CRM 0.04 and NSE 0.68.
- Method / resource APSIM biomass-yield validation had RMSE 0.79 and NRMSE 0.14.
- Method / resource APSIM validation reported R2 of 0.69 to 0.85 across biomass, height and LAI.
- Method / resource APSIM validation reported CRM of –0.03 to 0.005 across biomass, height and LAI.
- Method / resource APSIM validation reported NSE of 0.69 to 0.86 across biomass, height and LAI.
- Intervention effect Simulations found 10 cm spacing gave highest corn yield and growth parameters.
- Intervention effect Future climate scenarios projected grain yield reductions of 8–14 %.
- Intervention effect Optimized 10 cm raised-bed planting increased grain yield 35.5 % versus ridge-furrow.
- Intervention effect Optimized 10 cm raised-bed planting increased biomass yield 29.3 % versus ridge-furrow.
- Recommendation The authors recommend raised-bed planting in semi-arid regions for corn production under warming.