Evidence map›Paper›PMID 42403403›Full record

ArticleFrontiers in plant science2026

Biochar and milk vetch synergistically enhance rice yield and soil fertility via regulating N-cycling in reddish paddy fields.

Jiahui Zhou, Kun Zhang, Farooq Shah, Su Shiung Lam, Zhijian Xie

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Article in Frontiers in plant science, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Not yet cited in PubMed.

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0cells of the map it votes in
0citing 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

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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

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors.

Jiahui ZhouCollege of Land Resources and Environment, Jiangxi Agricultural University, Nanchang, China.
Kun ZhangJiangxi Institute of Red Soil and Germplasm Resources, Nanchang, China.
Farooq ShahDepartment of Agronomy, Abdul Wali Khan University Mardan, Khyber, Pakhtunkhwa, Pakistan.
Su Shiung LamHigher Institution Centre of Excellence (HICoE), Institute of Tropical Aquaculture and Fisheries (AKUATROP), Universiti Malaysia Terengganu, Kuala Nerus, Terengganu, Malaysia.
Zhijian XieCollege of Land Resources and Environment, Jiangxi Agricultural University, Nanchang, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Introduction: Biochar and milk vetch (MV) are known to improve soil fertility and crop yield. However, the effects of the combined application of rice straw biochar (RSB) and MV over multiple years on nitrogen (N) dynamics, microbial ecology, and rice yield remain unclear. This study is to evaluate the synergistic effects of RSB and MV over multiple growing seasons. Methods: A three-year field experiment was conducted with four treatments, N fertilizer alone (CK), N+RSB (B), N+MV (M), and N+RSB+MV (BM), and measured various indicators of soil health and rice yield. Results: Soil organic C, total N, inorganic N (NH Discussion: Hence, combining RSB with MV can promote soil fertility, rice productivity and ecological benefits.

Indexed as

microbial functionsmilk vetchrice productivityrice straw biocharsoil N availability

Identifiers

PMID42403403
PMCPMC13328393

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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.