Evidence map›Paper›PMID 37679671›Full record

ArticleBMC microbiology2023

Enzymatic fermentation of rapeseed cake significantly improved the soil environment of tea rhizosphere.

Yujie Song, Litao Sun, Huan Wang, Shuning Zhang, Kai Fan, Yilin Mao, Jie Zhang, Xiao Han, Hao Chen, Yang Xu and 3 more

Abstract read
In one paragraph

Article in BMC microbiology, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing 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

8 citing papers in PubMed.

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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

13 authors.

Yujie SongTea Research Institute, Qingdao Agricultural University, Qingdao, 266109, China.
Litao SunTea Research Institute, Shandong Academy of Agricultural Sciences, Jinan, 250100, China.
Huan WangTea Research Institute, Qingdao Agricultural University, Qingdao, 266109, China.
Shuning ZhangTea Research Institute, Qingdao Agricultural University, Qingdao, 266109, China.
Kai FanTea Research Institute, Qingdao Agricultural University, Qingdao, 266109, China.
Yilin MaoTea Research Institute, Qingdao Agricultural University, Qingdao, 266109, China.
Jie ZhangTea Research Institute, Qingdao Agricultural University, Qingdao, 266109, China.
Xiao HanTea Research Institute, Qingdao Agricultural University, Qingdao, 266109, China.
Hao ChenTea Research Institute, Qingdao Agricultural University, Qingdao, 266109, China.
Yang XuTea Research Institute, Qingdao Agricultural University, Qingdao, 266109, China.
Kangwei SunTea Research Institute, Qingdao Agricultural University, Qingdao, 266109, China.
Zhaotang DingTea Research Institute, Shandong Academy of Agricultural Sciences, Jinan, 250100, China. dzttea@163.com.
Yu WangTea Research Institute, Qingdao Agricultural University, Qingdao, 266109, China. wangyutea@163.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundRapeseed cake is an important agricultural waste. After enzymatic fermentation, rapeseed cake not only has specific microbial diversity but also contains a lot of fatty acids, organic acids, amino acids and their derivatives, which has potential value as a high-quality organic fertilizer. However, the effects of fermented rapeseed cake on tea rhizosphere microorganisms and soil metabolites have not been reported. In this study, we aimed to elucidate the effect of enzymatic rapeseed cake fertilizer on the soil of tea tree, and to reveal the correlation between rhizosphere soil microorganisms and nutrients/metabolites.

resultsThe results showed that: (1) The application of enzymatic rapeseed cake increased the contents of soil organic matter (OM), total nitrogen (TN), total phosphorus (TP), available nitrogen (AN), and available phosphorus (AP); increased the activities of soil urease (S-UE), soil catalase (S-CAT), soil acid phosphatase (S-ACP) and soil sucrase (S-SC); (2) The application of enzymatic rapeseed cake increased the relative abundance of beneficial rhizosphere microorganisms such as Chaetomium, Inocybe, Pseudoxanthomonas, Pseudomonas, Sphingomonas, and Stenotrophomonas; (3) The application of enzymatic rapeseed cake increased the contents of sugar, organic acid, and fatty acid in soil, and the key metabolic pathways were concentrated in sugar and fatty acid metabolisms; (4) The application of enzymatic rapeseed cake promoted the metabolism of sugar, organic acid, and fatty acid in soil by key rhizosphere microorganisms; enzymes and microorganisms jointly regulated the metabolic pathways of sugar and fatty acids in soil.

conclusionsEnzymatic rapeseed cake fertilizer improved the nutrient status and microbial structure of tea rhizosphere soil, which was beneficial for enhancing soil productivity in tea plantations. These findings provide new insights into the use of enzymatic rapeseed cake as an efficient organic fertilizer and expand its potential for application in tea plantations.

Indexed as

Brassica napusBrassica rapaFatty AcidsFermentationFertilizersRhizosphereSoilSugarsTeaFatty AcidsFertilizersSoilSugarsTeaCamellia sinensisRapeseed cakeRhizosphere microorganismsSoil metabolites

Identifiers

PMID37679671
PMCPMC10483718

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LicenceCC BY
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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.