Claim · model-written summary
Chlorophyll ab at anthesis was maximal with N2.
Zea maysNot reportedMaterialGeneCompoundInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
Verbatim
e0“maximum Pn, Tr, Gs, WUEi, Fv/Fm. Fv/Fo, ΦPSII, qP, and Chl ab (anthesis stage) all appeared in N2”
t0“summer maize”
Title
Yupeng Li; Yupeng Li; Xiaobo Gu; et al. Agricultural Water Management 2023. doi:10.1016/j.agwat.2023.108450
Other claims from this paper (19)
- Intervention effect Ridge-furrow mulching and nitrogen significantly improved photosynthetic gas-exchange traits.
- Intervention effect Mulching and nitrogen significantly improved intrinsic water use efficiency.
- Intervention effect Mulching and nitrogen significantly improved PSII fluorescence traits.
- Intervention effect Mulching and nitrogen significantly improved photochemical and non-photochemical quenching.
- Intervention effect Mulching and nitrogen significantly improved chlorophyll ab.
- Intervention effect Mulching and nitrogen significantly increased evapotranspiration.
- Intervention effect Mulching and nitrogen significantly improved yield.
- Intervention effect Mulching and nitrogen decreased chlorophyll a/b.
- Intervention effect Mulching and nitrogen decreased soil water storage.
- Observation The N2 treatment maximized gas-exchange and water-use traits.
- Observation The N2 treatment maximized several PSII traits.
- Intervention effect Plastic film improved photosynthesis and chlorophyll fluorescence more than biodegradable film at equal nitrogen rates.
- Intervention effect Plastic film had a greater positive effect on water use efficiency than biodegradable film.
- Intervention effect Nitrogen deficiency significantly harmed photosynthetic, fluorescence, chlorophyll, and yield parameters.
- Intervention effect Nitrogen deficiency significantly harmed grain yield.
- Intervention effect Nitrogen above N1 had strong positive effects on the measured parameters.
- Association Photosynthetic parameters, chlorophyll traits, evapotranspiration, and water use efficiency positively affected yield.
- Intervention effect Plastic film yielded 5.03% more grain on average than biodegradable film.
- Recommendation The authors recommended biodegradable film with N2 for semi-arid China.