Evidence map›Paper›PMID 26504536›Full record

ArticleHorticulture research2014

Effects of location within the tree canopy on carbohydrates, organic acids, amino acids and phenolic compounds in the fruit peel and flesh from three apple (Malus × domestica) cultivars.

Fengjuan Feng, Mingjun Li, Fengwang Ma, Lailiang Cheng

Abstract read
In one paragraph

Article in Horticulture research, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing 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

18 citing papers in PubMed.

  1. Review
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  16. Ascorbic Acid-The Little-Known Antioxidant in Woody Plants.Antioxidants (Basel, Switzerland) · 2019
    Review
  17. Article
  18. Article
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

4 authors.

Fengjuan FengDepartment of Horticulture, Cornell University , Ithaca, NY 14853, USA ; School of Management, Shandong Jiaotong University , Jinan 250357, China.
Mingjun LiDepartment of Horticulture, Cornell University , Ithaca, NY 14853, USA ; State Key Laboratory of Crop Stress Biology for Arid Areas, College of Horticulture, Northwest A&F University , Yangling 712100, China.
Fengwang MaState Key Laboratory of Crop Stress Biology for Arid Areas, College of Horticulture, Northwest A&F University , Yangling 712100, China.
Lailiang ChengDepartment of Horticulture, Cornell University , Ithaca, NY 14853, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Fruits from three cultivars of apple (Malus × domestica Borkh.)-'McIntosh', 'Gala' and 'Mutsu'-were harvested from the exterior and interior of the tree canopy. Peel and flesh tissues were sampled separately to determine how the position of the fruit on the tree might affect the levels of the primary and secondary metabolites in the fruit. Fruit from the outer-canopy had a higher fresh weight and a higher soluble solids content compared with inner-canopy fruit. Both the flesh and peel of the outer-canopy fruit had higher concentrations of soluble sugars and sugar alcohols, but lower starch concentrations than the inner-canopy fruit. Canopy position did not significantly affect malic acid concentrations, except in the peel of 'McIntosh' and the flesh of 'Mutsu'. Although levels of ascorbic and succinic acids were higher in the peel of the outer-canopy fruit, the responses of other organic acids to canopy position depended on tissue type and cultivar. Except for histidine, lysine, threonine and glycine, most amino acids accumulated at higher concentrations in the inner-canopy fruit. By contrast, levels of phenolic compounds from both the peel and flesh were significantly higher in the outer-canopy fruit. The significant effects of location within the canopy on both primary metabolites and secondary metabolites demonstrate the importance of light exposure on apple fruit quality.

Identifiers

PMID26504536
PMCPMC4596324

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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.