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  1. Article: Unraveling the genetics of heat tolerance in chickpea landraces (

    Danakumara, Thippeswamy / Kumar, Neeraj / Patil, Basavanagouda Siddanagouda / Kumar, Tapan / Bharadwaj, Chellapilla / Jain, Pradeep Kumar / Nimmy, Manduparambil Subramanian / Joshi, Nilesh / Parida, Swarup Kumar / Bindra, Shayla / Kole, Chittaranjan / Varshney, Rajeev K

    Frontiers in plant science

    2024  Volume 15, Page(s) 1376381

    Abstract: Chickpea, being an important grain legume crop, is often confronted with the adverse effects of high temperatures at the reproductive stage of crop growth, drastically affecting yield and overall productivity. The current study deals with an extensive ... ...

    Abstract Chickpea, being an important grain legume crop, is often confronted with the adverse effects of high temperatures at the reproductive stage of crop growth, drastically affecting yield and overall productivity. The current study deals with an extensive evaluation of chickpea genotypes, focusing on the traits associated with yield and their response to heat stress. Notably, we observed significant variations for these traits under both normal and high-temperature conditions, forming a robust basis for genetic research and breeding initiatives. Furthermore, the study revealed that yield-related traits exhibited high heritability, suggesting their potential suitability for marker-assisted selection. We carried out single-nucleotide polymorphism (SNP) genotyping using the genotyping-by-sequencing (GBS) method for a genome-wide association study (GWAS). Overall, 27 marker-trait associations (MTAs) linked to yield-related traits, among which we identified five common MTAs displaying pleiotropic effects after applying a stringent Bonferroni-corrected p-value threshold of <0.05 [-log
    Language English
    Publishing date 2024-03-25
    Publishing country Switzerland
    Document type Journal Article
    ZDB-ID 2613694-6
    ISSN 1664-462X
    ISSN 1664-462X
    DOI 10.3389/fpls.2024.1376381
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  2. Article: A Multi-Model Based Stability Analysis Employing Multi-Environmental Trials (METs) Data for Discerning Heat Tolerance in Chickpea (

    Danakumara, Thippeswamy / Kumar, Tapan / Kumar, Neeraj / Patil, Basavanagouda Siddanagouda / Bharadwaj, Chellapilla / Patel, Umashankar / Joshi, Nilesh / Bindra, Shayla / Tripathi, Shailesh / Varshney, Rajeev Kumar / Chaturvedi, Sushil Kumar

    Plants (Basel, Switzerland)

    2023  Volume 12, Issue 21

    Abstract: Identifying a congenially targeted production environment and understanding the effects of genotype by environmental interactions on the adaption of chickpea genotypes is essential for achieving an optimal yield stability. Different models like additive ... ...

    Abstract Identifying a congenially targeted production environment and understanding the effects of genotype by environmental interactions on the adaption of chickpea genotypes is essential for achieving an optimal yield stability. Different models like additive main effect and multiplicative interactions (AMMI 1, AMM2), weighted average absolute scores of BLUPs (WAASB), and genotype plus genotype-environment (GGE) interactions were used to understand their suitability in the precise estimation of variance and their interaction. Our experiment used genotypes that represent the West Asia-North Africa (WANA) region. This trial involved two different sowing dates, two distinct seasons, and three different locations, resulting in a total of 12 environments. Genotype IG 5871(G1) showed a lower heat susceptibility index (HSI) across environments under study. The first four interactions principal component axis (IPCA) explain 93.2% of variations with significant genotype-environment interactions. Considering the AMMI stability value (ASV), the genotypes IG5862(G7), IG5861(G6), ILC239(G40), IG6002(G26), and ILC1932(G39), showing ASV scores of 1.66, 1.80, 2.20, 2.60, and 2.84, respectively, were ranked as the most stable and are comparable to the weighted average absolute scores of BLUPs (WAASB) ranking of genotypes. The which-won-where pattern of genotype plus genotype-environment (GGE) interactions suggested that the target environment consists of one mega environment. IG5866(G10), IG5865(G9), IG5884(G14), and IG5862(G7) displayed higher stability, as they were nearer to the origin. The genotypes that exhibited a superior performance in the tested environments can serve as ideal parental lines for heat-stress tolerance breeding programs. The weighted average absolute scores of BLUPs (WAASB) serve as an ideal tool to discern the variations and identify the stable genotype among all methods.
    Language English
    Publishing date 2023-10-26
    Publishing country Switzerland
    Document type Journal Article
    ZDB-ID 2704341-1
    ISSN 2223-7747
    ISSN 2223-7747
    DOI 10.3390/plants12213691
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  3. Article: Introgression of “QTL‐hotspot” region enhances drought tolerance and grain yield in three elite chickpea cultivars

    Bharadwaj, Chellapilla / Tripathi, Shailesh / Soren, Khela R. / Thudi, Mahendar / Singh, Rajesh K. / Sheoran, Seema / Roorkiwal, Manish / Patil, Basavanagouda Siddanagouda / Chitikineni, Annapurna / Palakurthi, Ramesh / Vemula, Anilkumar / Rathore, Abhishek / Kumar, Yogesh / Chaturvedi, Sushil K. / Mondal, Biswajit / Shanmugavadivel, Pichandampalayam Subramaniam / Srivastava, Avinash K. / Dixit, Girish P. / Singh, Narendra P. /
    Varshney, Rajeev K.

    The plant genome. 2021 Mar., v. 14, no. 1

    2021  

    Abstract: With an aim of enhancing drought tolerance using a marker‐assisted backcrossing (MABC) approach, we introgressed the “QTL‐hotspot” region from ICC 4958 accession that harbors quantitative trait loci (QTLs) for several drought‐tolerance related traits ... ...

    Abstract With an aim of enhancing drought tolerance using a marker‐assisted backcrossing (MABC) approach, we introgressed the “QTL‐hotspot” region from ICC 4958 accession that harbors quantitative trait loci (QTLs) for several drought‐tolerance related traits into three elite Indian chickpea (Cicer arietinum L.) cultivars: Pusa 372, Pusa 362, and DCP 92‐3. Of eight simple sequence repeat (SSR) markers in the QTL‐hotspot region, two to three polymorphic markers were used for foreground selection with respective cross‐combinations. A total of 47, 53, and 46 SSRs were used for background selection in case of introgression lines (ILs) developed in genetic backgrounds of Pusa 372, Pusa 362, and DCP 92‐3, respectively. In total, 61 ILs (20 BC₃F₃ in Pusa 372; 20 BC₂F₃ in Pusa 362, and 21 BC₃F₃ in DCP 92‐3), with >90% recurrent parent genome recovery were developed. Six improved lines in different genetic backgrounds (e.g. BGM 10216 in Pusa 372; BG 3097 and BG 4005 in Pusa 362; IPC(L4‐14), IPC(L4‐16), and IPC(L19‐1) in DCP 92‐3) showed better performance than their respective recurrent parents. BGM 10216, with 16% yield gain over Pusa 372, has been released as Pusa Chickpea 10216 by the Central Sub‐Committees on Crop Standards, Notification and Release of Varieties of Agricultural Crops, Ministry of Agriculture and Farmers Welfare, Government of India, for commercial cultivation in India. In summary, this study reports introgression of the QTL‐hotspot for enhancing yield under rainfed conditions, development of several introgression lines, and release of Pusa Chickpea 10216 developed through molecular breeding in India.
    Keywords Cicer arietinum ; backcrossing ; chickpeas ; cultivars ; drought tolerance ; genome ; grain yield ; introgression ; microsatellite repeats ; quantitative traits ; India
    Language English
    Dates of publication 2021-03
    Publishing place John Wiley & Sons, Ltd
    Document type Article
    Note JOURNAL ARTICLE
    ZDB-ID 2375444-8
    ISSN 1940-3372 ; 0011-183X
    ISSN (online) 1940-3372
    ISSN 0011-183X
    DOI 10.1002/tpg2.20076
    Database NAL-Catalogue (AGRICOLA)

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  4. Article ; Online: Introgression of "QTL-hotspot" region enhances drought tolerance and grain yield in three elite chickpea cultivars.

    Bharadwaj, Chellapilla / Tripathi, Shailesh / Soren, Khela R / Thudi, Mahendar / Singh, Rajesh K / Sheoran, Seema / Roorkiwal, Manish / Patil, Basavanagouda Siddanagouda / Chitikineni, Annapurna / Palakurthi, Ramesh / Vemula, Anilkumar / Rathore, Abhishek / Kumar, Yogesh / Chaturvedi, Sushil K / Mondal, Biswajit / Shanmugavadivel, Pichandampalayam Subramaniam / Srivastava, Avinash K / Dixit, Girish P / Singh, Narendra P /
    Varshney, Rajeev K

    The plant genome

    2021  Volume 14, Issue 1, Page(s) e20076

    Abstract: With an aim of enhancing drought tolerance using a marker-assisted backcrossing (MABC) approach, we introgressed the "QTL-hotspot" region from ICC 4958 accession that harbors quantitative trait loci (QTLs) for several drought-tolerance related traits ... ...

    Abstract With an aim of enhancing drought tolerance using a marker-assisted backcrossing (MABC) approach, we introgressed the "QTL-hotspot" region from ICC 4958 accession that harbors quantitative trait loci (QTLs) for several drought-tolerance related traits into three elite Indian chickpea (Cicer arietinum L.) cultivars: Pusa 372, Pusa 362, and DCP 92-3. Of eight simple sequence repeat (SSR) markers in the QTL-hotspot region, two to three polymorphic markers were used for foreground selection with respective cross-combinations. A total of 47, 53, and 46 SSRs were used for background selection in case of introgression lines (ILs) developed in genetic backgrounds of Pusa 372, Pusa 362, and DCP 92-3, respectively. In total, 61 ILs (20 BC
    MeSH term(s) Cicer/genetics ; Droughts ; Edible Grain ; India ; Quantitative Trait Loci
    Language English
    Publishing date 2021-01-22
    Publishing country United States
    Document type Journal Article ; Research Support, Non-U.S. Gov't
    ZDB-ID 2375444-8
    ISSN 1940-3372 ; 0011-183X
    ISSN (online) 1940-3372
    ISSN 0011-183X
    DOI 10.1002/tpg2.20076
    Database MEDical Literature Analysis and Retrieval System OnLINE

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