Evidence map›Paper›PMID 33672429›Full record

ArticlePlants (Basel, Switzerland)2021

Foliar Application of Zinc Oxide Nanoparticles Promotes Drought Stress Tolerance in Eggplant (

Wael M Semida, Abdelsattar Abdelkhalik, Gamal F Mohamed, Taia A Abd El-Mageed, Shimaa A Abd El-Mageed, Mostafa M Rady, Esmat F Ali

Abstract read
In one paragraph

Article in Plants (Basel, Switzerland), 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 79 papers.

0numbers the graph read from it
0cells of the map it votes in
79citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

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

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

79 citing papers in PubMed.

  1. Article
  2. FeScientific reports · 2026
    Article
  3. Water stress tolerance, genomic selection and identification of genomic regions in a MAGIC population of eggplant.TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik · 2026
    Article
  4. Combined Application of Chitosan-InducedFoods (Basel, Switzerland) · 2026
    Article
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19 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

Wael M SemidaHorticulture Department, Faculty of Agriculture, Fayoum University, Fayoum 63514, Egypt.ORCID 0000-0001-8073-9232
Abdelsattar AbdelkhalikHorticulture Department, Faculty of Agriculture, Fayoum University, Fayoum 63514, Egypt.ORCID 0000-0001-9634-6679
Gamal F MohamedBotany Department, Faculty of Agriculture, Fayoum University, Fayoum 63514, Egypt.ORCID 0000-0003-1742-9690
Taia A Abd El-MageedSoil and Water Department, Faculty of Agriculture, Fayoum University, Fayoum 63514, Egypt.
Shimaa A Abd El-MageedAgronomy Department, Faculty of Agriculture, Fayoum University, Fayoum 63514, Egypt.
Mostafa M RadyBotany Department, Faculty of Agriculture, Fayoum University, Fayoum 63514, Egypt.ORCID 0000-0001-8254-5263
Esmat F AliDepartment of Biology, College of Science, Taif University, P.O. Box 11099, Taif 21944, Saudi Arabia.ORCID 0000-0002-3726-4750

Funding

Taif University TURSP-2020/65
6 · The paper itself

Abstract

Water shortage and salinity are major challenges for sustaining global food security. Using nutrients in the nano-scale formulation including zinc oxide nanoparticles (ZnO NP) is a novel fertilization strategy for crops. In this study, two field-based trials were conducted during 2018 and 2019 to examine the influence of three ZnO NP concentrations (0, 50, and 100 ppm) in eggplant grown under full irrigation (100 of crop evapotranspiration; ETc) and drought stress (60% of ETc). Plant growth, yield, water productivity (WP), physiology, biochemistry, and anatomy responses were evaluated. Drought stress significantly decreased membrane stability index (MSI), relative water content (RWC), and photosynthetic efficiency, thus hampered eggplant growth and yield. In contrast, exogenous ZnO NP to water-stressed eggplant resulted in increased RWC and MSI associated with improved stem and leaf anatomical structures and enhanced photosynthetic efficiency. Under drought stress, supplementation of 50 and 100 ppm ZnO NP improved growth characteristics and increased fruit yield by 12.2% and 22.6%, respectively, compared with fully irrigated plants and nonapplied ZnO NP. The highest water productivity (WP) was obtained when eggplant was irrigated with 60% ETc and foliarly treated with 50 or 100 ppm of ZnO NP, which led to 50.8-66.1% increases in WP when compared with nontreated fully irrigated plants. Collectively, these findings demonstrated that foliar spraying ZnO NP gives the utility for alleviating drought stress effects on eggplant cultivated in saline soil.

Indexed as

deficit irrigationgrowth and productivityphotosynthetic efficiencywater productivityzinc oxide nanoparticles

Identifiers

PMID33672429
PMCPMC7926631

What OpenQuestion holds

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Registered trials

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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.