Claim · model-written summary
Higher nitrogen rate increased ear leaf SPAD during grain filling.
- Organ / stage
- ear leaf during grain filling stagee0
- Treatment
- higher nitrogen ratee0
- Outcome
- SPAD valuee0
- Direction
- increasede0
Not reportedTaxonMaterialGeneCompoundInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier
Verbatim
e0“higher nitrogen rate increased SPAD value of ear leaf during grain filling stage”
Title
De-Lian YE; Yu-Bin WANG; Lin ZHOU; et al. ACTA AGRONOMICA SINICA 2015. doi:10.3724/sp.j.1006.2015.01701
Other claims from this paper (14)
- Intervention effect Ethephon significantly reduced maize nitrogen uptake and uptake efficiency.
- Intervention effect Ethephon increased nitrogen utilization efficiency.
- Intervention effect Ethephon increased nitrogen agronomic efficiency by 32.7 to 34.6 percent.
- Intervention effect Ethephon had no negative effect on yield and yield components.
- Intervention effect Greater nitrogen fertilizer increased maize yield and yield components.
- Intervention effect Greater nitrogen fertilizer increased nitrogen uptake.
- Intervention effect Greater nitrogen fertilizer reduced four nitrogen efficiency measures.
- Intervention effect Nitrogen uptake at 225 kg nitrogen exceeded that at zero nitrogen by 68.4 to 91.8 percent.
- Intervention effect Nitrogen uptake did not differ between 225 and 150 kg nitrogen treatments.
- Association The ethephon by nitrogen interaction significantly affected nitrogen uptake, uptake efficiency and agronomic efficiency.
- Intervention effect Ethephon increased ear leaf SPAD during grain filling.
- Association Ethephon and nitrogen fertilizer did not significantly interact for SPAD.
- Association Maize yield was positively correlated with nitrogen uptake at silking and harvest.
- Association Maize yield was positively correlated with ear leaf SPAD.