Evidence map›Paper›PMID 39732880›Full record

ArticleScientific reports2024

Analysis of canopy light utilization efficiency in high-yielding rapeseed varieties.

Xiaolu Xiao, Bo Duan, Fangyuan Huang, Ximin Zhi, Zhan Jiang, Ni Ma

Abstract read
In one paragraph

Article in Scientific reports, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing 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

3 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

6 authors.

Xiaolu XiaoKey Laboratory of Biology and Genetic Improvement of Oil Crops, Ministry of Agriculture and Rural Affairs, Oil Crops Research Institute, Chinese Academy of Agricultural Science, Wuhan, 430062, China.
Bo DuanKey Laboratory of Biology and Genetic Improvement of Oil Crops, Ministry of Agriculture and Rural Affairs, Oil Crops Research Institute, Chinese Academy of Agricultural Science, Wuhan, 430062, China.
Fangyuan HuangKey Laboratory of Biology and Genetic Improvement of Oil Crops, Ministry of Agriculture and Rural Affairs, Oil Crops Research Institute, Chinese Academy of Agricultural Science, Wuhan, 430062, China.
Ximin ZhiKey Laboratory of Biology and Genetic Improvement of Oil Crops, Ministry of Agriculture and Rural Affairs, Oil Crops Research Institute, Chinese Academy of Agricultural Science, Wuhan, 430062, China.
Zhan JiangKey Laboratory of Biology and Genetic Improvement of Oil Crops, Ministry of Agriculture and Rural Affairs, Oil Crops Research Institute, Chinese Academy of Agricultural Science, Wuhan, 430062, China.
Ni MaKey Laboratory of Biology and Genetic Improvement of Oil Crops, Ministry of Agriculture and Rural Affairs, Oil Crops Research Institute, Chinese Academy of Agricultural Science, Wuhan, 430062, China. mani@caas.cn.

Funding

Agricultural Science and Technology Innovation Project of Chinese Academy of Agricultural Science CAAS-ASTIP-2021-OCRIChina Agriculture Research System CARS-12Hubei Provincial Natural Science Foundation of China 2024AFB442National Natural Science Foundation of China 31971855Wuhan Knowledge Innovation Special Program 2023020201020400
6 · The paper itself

Abstract

The photosynthetic mechanism responsible for the differences in yield between different rapeseed varieties remains unclear, and there have been no consensus and definite conclusions about the relationship between photosynthesis and yield. Representation of the whole plant by measuring the photosynthetic performance at a single site may lead to biased results. In this study, we comprehensively analyzed the main photosynthetic organs of four high-yielding rapeseed varieties at the seedling, bud, flowering, and podding stages. The canopy photosynthetic parameters were derived by measuring the photosynthetic area, net photosynthetic rate, and chlorophyll content, and canopy photosynthetic capacity was used to evaluate the light utilization efficiency of different rapeseed varieties to establish the relationship between canopy photosynthetic traits and yield. The results showed that there were significant differences in photosynthetic traits among different parts of rapeseed plants. The photosynthetic trait parameters of the whole plant differed significantly when represented by leaves at different positions among different varieties, and different rapeseed varieties exhibited significantly different sensitivity to light intensity. The whole-plant study showed that the canopy photosynthetic capacity was the highest and second highest at the seedling and bud stage, respectively, both of which were closely and positively correlated with rapeseed yield, and ZY501 had higher canopy photosynthetic capacity than other varieties at these two stages due to its larger canopy photosynthetic area. Canopy chlorophyll content was also positively correlated with canopy photosynthetic capacity. These results indicated that investigation of photosynthetic characteristics at single sites in rapeseed might lead to biased results of photosynthetic capacity in different varieties, and provided a new evaluation index for studying the light utilization efficiency of rapeseed. Our results also clarified that canopy photosynthetic area has significantly greater contribution to canopy photosynthetic capacity than canopy photosynthetic efficiency, and provided a theoretical basis for investigating the photosynthesis mechanism underlying high crop yield.

Indexed as

ChlorophyllLightPhotosynthesisPlant LeavesBrassica napusBrassica rapaSeedlingsChlorophyllCanopy photosynthetic areaCanopy photosynthetic capacityCanopy photosynthetic efficiencyRapeseedYield

Identifiers

PMID39732880
PMCPMC11682425

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