Evidence map›Paper›PMID 41844728›Full record

ArticleScientific reports2026

Regulating female ear morphogenesis in maize by uniconazole and 5-aminolevulinic acid for yield improvement.

Lei Xu, Huiquan Wang, Xueying Huang, Qinghua Ye, Tingping Chen, Vincent Jei, Dianfeng Zheng, Yue Zhao

Abstract read
In one paragraph

Article in Scientific reports, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

What it found

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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

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3 · Its place in the literature

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4 · The record

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5 · Who and what money

Authors and funding

8 authors.

Lei XuFujian Vocational College of Agriculture, Fuzhou, 350303, China.
Huiquan WangFujian Vocational College of Agriculture, Fuzhou, 350303, China.
Xueying HuangFujian Vocational College of Agriculture, Fuzhou, 350303, China.
Qinghua YeFujian Vocational College of Agriculture, Fuzhou, 350303, China.
Tingping ChenFujian Vocational College of Agriculture, Fuzhou, 350303, China.
Vincent JeiFaculty Science and Technology, Universiti Kebangsaan Malaysia (UKM), Bangi, Selangor, 43600, Malaysia.
Dianfeng ZhengCollege of Agriculture, Guangdong Ocean University, Zhanjiang, 524088, China. byndzdf@126.com.
Yue ZhaoFujian Vocational College of Agriculture, Fuzhou, 350303, China. 15245990291@163.com.

Funding

Fujian Provincial Education Department Key Research Projects for Young and Mid-career Teachers JZ240089Introduction of Talents and Scientific Research Project of Fujian Vocational College of Agriculture ZZXYJ11525002University-Enterprise Collaborative Development Project 1048250100301
6 · The paper itself

Abstract

Female ear development during the pre- and post-silking period is critical for maize yield. Although plant growth regulators can enhance yield, their specific effects on ear morphogenesis and underlying mechanisms are not fully understood. In this study, two maize hybrids were foliar-treated with uniconazole (UCZ, 25 mg L⁻¹) or 5-aminolevulinic acid (ALA, 40 mg L⁻¹) at the 12-leaf stage. UCZ and ALA increased grain yield by 6.8% to 12.0% and 8.3% to 13.9%, respectively. This yield improvement resulted not only from increased 100-grain weight but, more importantly, from a greater kernel number per ear achieved through enhanced row number (by UCZ) and grains per row (by ALA). Morphological analysis revealed that UCZ significantly increased ear diameter, whereas ALA markedly promoted ear elongation. Physiologically, UCZ lowered IAA and GA levels but raised ABA, while ALA exerted opposite effects on these hormones. Both regulators enhanced ZR and carbohydrate contents. In conclusion, UCZ and ALA enhance maize yield through distinct pathways: UCZ favors radial growth and yield components related to ear thickness, whereas ALA promotes longitudinal growth and components related to ear length.

Indexed as

Aminolevulinic AcidMorphogenesisTriazolesZea maysAbscisic AcidIndoleacetic AcidsPlant Growth RegulatorsAbscisic AcidAminolevulinic AcidIndoleacetic AcidsPlant Growth RegulatorsTriazolesuniconazole5-Aminolevulinic acidEarMaizeMorphologyUniconazole

Identifiers

PMID41844728
PMCPMC13128955

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.