Claim · model-written summary
N250 with supplementary irrigation increased aboveground dry biomass.
- Treatment
- N250 treatment with supplementary irrigatione0
- Outcome
- aboveground dry biomasse0
- Direction
- increasede0
Zea maysNot reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
Verbatim
e0“N250 treatment with supplementary irrigation significantly increased grain N content, aboveground dry biomass, and N metabolisms enzymes (nitrate reductase, glutamine synthetase and glutamate dehydrogenase)”
t0“maize”
Title
Yuxin Hu; Muhammad Zeeshan; Guiyang Wang; et al. Agricultural Water Management 2022. doi:10.1016/j.agwat.2022.108066
Other claims from this paper (12)
- Intervention effect Irrigation, nitrogen fertilization and their interaction significantly affected the measured maize and soil parameters.
- Intervention effect N250 with supplementary irrigation increased grain nitrogen content.
- Intervention effect N250 with supplementary irrigation increased nitrate reductase, glutamine synthetase and glutamate dehydrogenase activity.
- Intervention effect N300 had 0.4 % lower grain yield than N250 under supplementary irrigation.
- Intervention effect Supplementary irrigation with N250 enhanced soil total nitrogen relative to other treatments.
- Intervention effect Supplementary irrigation with N250 enhanced soil nitrate nitrogen relative to other treatments.
- Intervention effect Supplementary irrigation increased grain yield 13.6 % versus rainfed conditions.
- Intervention effect Nitrogen use efficiency decreased when nitrogen rate exceeded N300 under supplementary irrigation.
- Intervention effect Irrigation water use efficiency decreased when nitrogen rate exceeded N300 under supplementary irrigation.
- Intervention effect Cost benefit ratio decreased when nitrogen rate exceeded N300 under supplementary irrigation.
- Intervention effect N250 under supplementary irrigation gave the maximum net benefit, 10,082 CNY ha⁻1.
- Recommendation The authors recommend 250 kg N ha⁻1 with supplementary irrigation to improve maize nitrogen use, grain yield and economic benefit.