Evidence map›Paper›PMID 31249338›Full record

ArticleScientific reports2019

Deciphering the genetic basis of root morphology, nutrient uptake, yield, and yield-related traits in rice under dry direct-seeded cultivation systems.

Nitika Sandhu, Sushil Raj Subedi, Vikas Kumar Singh, Pallavi Sinha, Santosh Kumar, S P Singh, Surya Kant Ghimire, Madhav Pandey, Ram Baran Yadaw, Rajeev K Varshney and 1 more

Abstract read
In one paragraph

Article in Scientific reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing 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

22 citing papers in PubMed.

  1. Natural genetic variations underlying iron and zinc uptake efficiency in rice under direct-seeded cultivation conditions.TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik · 2026
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  8. Breeding rice for a changing climate by improving adaptations to water saving technologies.TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik · 2022
    Review
  9. Article
  10. Proofing Direct-Seeded Rice with Better Root Plasticity and Architecture.International journal of molecular sciences · 2021
    Review
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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

11 authors.

Nitika SandhuRice Breeding Platform, International Rice Research Institute, Metro Manila, Philippines.
Sushil Raj SubediRice Breeding Platform, International Rice Research Institute, Metro Manila, Philippines.
Vikas Kumar SinghInternational Rice Research Institute, South Asia Hub, ICRISAT, Patancheru, Hyderabad, India.
Pallavi SinhaCenter of Excellence in Genomics and System Biology, International Crops Research Institute for the Semi-Arid Tropics (ICRISAT), Patancheru, Hyderabad, India.
Santosh KumarICAR Research Complex for Eastern Region, Patna, Bihar, India.
S P SinghBihar Agricultural University, Sabour, Bhagalpur, Bihar, India.
Surya Kant GhimireAgriculture and Forestry University, Rampur, Chitwan, Nepal.
Madhav PandeyAgriculture and Forestry University, Rampur, Chitwan, Nepal.
Ram Baran YadawNational Rice Research Program, Hardinath, Nepal.
Rajeev K VarshneyCenter of Excellence in Genomics and System Biology, International Crops Research Institute for the Semi-Arid Tropics (ICRISAT), Patancheru, Hyderabad, India.ORCID http://orcid.org/0000-0002-4562-9131
Arvind KumarRice Breeding Platform, International Rice Research Institute, Metro Manila, Philippines. a.kumar@irri.org.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In the face of global water scarcity, a successful transition of rice cultivation from puddled to dry direct-seeded rice (DDSR) is a future need. A genome-wide association study was performed on a complex mapping population for 39 traits: 9 seedling-establishment traits, 14 root and nutrient-uptake traits, 5 plant morphological traits, 4 lodging resistance traits, and 7 yield and yield-contributing traits. A total of 10 significant marker-trait associations (MTAs) were found along with 25 QTLs associated with 25 traits. The percent phenotypic variance explained by SNPs ranged from 8% to 84%. Grain yield was found to be significantly and positively correlated with seedling-establishment traits, root morphological traits, nutrient uptake-related traits, and grain yield-contributing traits. The genomic colocation of different root morphological traits, nutrient uptake-related traits, and grain-yield-contributing traits further supports the role of root morphological traits in improving nutrient uptake and grain yield under DDSR. The QTLs/candidate genes underlying the significant MTAs were identified. The identified promising progenies carrying these QTLs may serve as potential donors to be exploited in genomics-assisted breeding programs for improving grain yield and adaptability under DDSR.

Indexed as

Edible GrainQuantitative Trait, HeritableBiological Variation, PopulationChromosome MappingCluster AnalysisGenetic Association StudiesGenetics, PopulationGenome-Wide Association StudyLinkage DisequilibriumNutrientsOryzaPhenotypePlant BreedingPlant DevelopmentPlant RootsPolymorphism, Single NucleotideNutrients

Identifiers

PMID31249338
PMCPMC6597570

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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.