Evidence map›Paper›PMID 38931090›Full record

ArticlePlants (Basel, Switzerland)2024

New Intrinsic Ecological Mechanisms of Leaf Nutrient Resorption in Temperate Deciduous Trees.

Xingchang Wang, Yanmin Guo, Qi Wang, Jun Pan, Xiankui Quan, Jiacun Gu, Chuankuan Wang

Abstract read
In one paragraph

Article in Plants (Basel, Switzerland), 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. 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

7 authors.

Xingchang WangCenter for Ecological Research, Northeast Forestry University, Harbin 150040, China.ORCID 0000-0002-6502-1422
Yanmin GuoCenter for Ecological Research, Northeast Forestry University, Harbin 150040, China.
Qi WangNational-Regional Joint Engineering Research Center for Soil Pollution Control and Remediation in South China, Guangdong Key Laboratory of Integrated Agro-Environmental Pollution Control and Management, Institute of Eco-Environmental and Soil Sciences, Guangdong Academy of Science, Guangzhou 510650, China.ORCID 0000-0002-1954-197X
Jun PanCenter for Ecological Research, Northeast Forestry University, Harbin 150040, China.
Xiankui QuanCenter for Ecological Research, Northeast Forestry University, Harbin 150040, China.ORCID 0000-0001-9613-609X
Jiacun GuKey Laboratory of Sustainable Forest Ecosystem Management, Ministry of Education, Northeast Forestry University, Harbin 150040, China.ORCID 0000-0001-7570-3358
Chuankuan WangCenter for Ecological Research, Northeast Forestry University, Harbin 150040, China.ORCID 0000-0003-3513-5426

Funding

National Natural Science Foundation of China 32171765 and 32071749
6 · The paper itself

Abstract

Leaf nutrient resorption is a critical process in plant nutrient conservation during leaf senescence. However, the ecological mechanisms underlying the large variability in nitrogen (NRE) and phosphorous (PRE) resorption efficiencies among trees remain poorly understood. We conducted a comprehensive study on NRE and PRE variability using 61 tree individuals of 10 temperate broad-leaved tree species. Three potentially interrelated intrinsic ecological mechanisms (i.e., leaf senescence phenology, leaf pigments, and energy residual) were verified. We found that a delayed leaf senescence date, increased degradation of chlorophylls and carotenoids, biosynthesis of anthocyanins, and reduced nonstructural carbohydrates were all positively correlated with NRE and PRE at the individual tree level. The intrinsic factors affecting resorption efficiency were ranked in decreasing order of importance: leaf pigments > energy residual > senescence phenology. These factors explained more variability in NRE than in PRE. Our findings highlight the significance of these three ecological mechanisms in leaf nutrient resorption and have important implications for understanding how nutrient resorption responds to climate change.

Indexed as

carbon sink saturation hypothesisleaf senescence phenologynitrogen resorptionnonstructural carbohydratesphosphorous resorptionpigments

Identifiers

PMID38931090
PMCPMC11207997

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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.