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Crop breeding for drought stress tolerance

Guest Editors

Mostafa Abdelrahman, PhD, Texas Tech University, USA
Ahmad M. Alqudah, PhD, Qatar University, Qatar
Vijay Gahlaut, PhD, Chandigarh University, India
Daoquan Xiang, PhD, National Research Council Canada, Canada


BMC Plant Biology presents submissions for our  Collection focused on Crop breeding for drought stress tolerance. This Collection highlights original research articles that report on genetic, epigenetic, transcriptional, and metabolomic regulation associated with drought tolerance in crops and relevant for the breeding of drought stress-resilient crops. 


New Content ItemThis Collection supports and amplifies research related to SDG 2: Zero Hunger, and SDG 15: Life on Land.

Meet the Guest Editors

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Mostafa Abdelrahman, PhD, Texas Tech University, USA

Dr Abdelrahman is a research scientist and faculty member at the Institute of Genomics for Crop Abiotic Stress Tolerance at Texas Tech University (TTU). He obtained his Master’s degree in agricultural bioproduction from Yamaguchi University (Japan) and later earned a PhD in plant genetics and stress physiology from Tottori University (Japan). Dr Abdelrahman's academic journey began by analyzing defense-responsive genes in Allium and Asparagus plants using integrated metabolomic and transcriptomic approaches. He also delved into the genetic diversity of wheat and soybean populations, particularly in relation to drought and heat stress tolerance. At TTU, his research focuses on exploring plant-microbe interactions to improve crop resilience against abiotic stresses, thereby advancing our understanding and abilities in enhancing crop resilience.

Ahmad M. Alqudah, PhD, Qatar University, Qatar

Dr Alqudah is an assistant professor of plant biology and molecular genetics at Qatar University. He received his BSc and MSc in Crop Production with a focus on abiotic stress physiology from Jordan University of Science and Technology. His PhD in Plant Breeding and Genetics was earned from Martin Luther University in Halle-Wittenberg (Germany). Following that, he held positions as a postdoctoral and tenure-track researcher at various research organizations specializing in cereal genetics. Dr Alqudah has played a significant role in identifying genomic regions and genes associated with stress tolerance, using cutting-edge next-generation sequencing technology and advanced bioinformatics in genomics and transcriptomics. Additionally, he is an expert in plant molecular techniques such as gene cloning and editing.

Vijay Gahlaut, PhD, Chandigarh University, India

Dr Gahlaut is an assistant professor at the University Centre for Research & Development, Chandigarh University (India). He has 12 years of experience in research and teaching, specializing in crop biotechnology, bioinformatics, and genomics. Dr Gahlaut's research has focused on identifying genomic regions, epialleles, and candidate genes on wheat chromosomes associated with water and heat stress tolerance, employing various bioinformatic and genomic approaches. His contributions include over 50 scientific articles published in esteemed journals, as well as several book chapters. Recently, he was inducted as a Member of the National Academy of Sciences (NASI), India.

Daoquan Xiang, PhD, National Research Council Canada, Canada

Dr Xiang is a molecular biologist bringing extensive expertise to the fields of developmental biology, molecular genetics, and functional genomics, with a particular focus on seed biology, meristem, and stem cell regulation in plants. His research emphasizes plant architecture, nutritional dynamics, anti-nutritional components, and resilience mechanisms against abiotic stressors. Dr Xiang employs cutting-edge genomics methodologies, including next-generation sequencing, RNA-seq, ATAC-seq, metabolomics, and genome editing, to investigate these research areas. He also utilizes advanced genomic strategies such as single-cell genomics and high-throughput SNP genotyping. Currently, his research is dedicated to identifying and characterizing crucial regulatory genes in important crops like canola, pea, and wheat, aiming to understand their roles in seed development and agronomic traits.

About the Collection

Drought stress is becoming a growing problem in agriculture worldwide, significantly impacting crop growth and productivity. Given the recent increase in unusual and extreme climate events, such as heat waves, as well as changes in precipitation patterns and drought frequency, it is critical to investigate how plants cope with drought stress and how drought-resistant crop varieties can be developed to improve crop yield and ensure food security, especially in regions at risk of water scarcity. Interdisciplinary research can help us identifying genes and molecular pathways involved in plant responses to drought stress, which can be exploited to expedite crop breeding programs.

Although great progress has been made in revealing some of the cellular and molecular responses evolved by plants to overcome drought stress, a greater understanding of the underlying genetic and physiological mechanisms, as well as the signaling and metabolic pathways, is essential to foster breeding programs for drought-resistant crops, and achieve higher and sustainable crop yields. To address this challenge, BMC Plant Biology presents contributions to a Collection focused on Crop breeding for drought stress tolerance. This Collection supports and amplifies research related to the United Nations’ SDG 2 (Zero Hunger) and SDG 15 (Life on Land), highlighting research articles that report on genetic, epigenetic, transcriptional and metabolomic regulation associated with drought tolerance in crops and relevant for the breeding of drought stress-resilient crops. We invited researchers in the field to submit research articles that explore, but are not limited to, the following topics:

  • Identification and characterization of novel drought stress tolerance traits in crops, and their potential application to improve drought stress resilience
  • Integration of genomic selection and phenotyping technologies in crop breeding programs
  • Natural genetic diversity and variation of drought tolerance in major crops
  • Evaluation of agronomic practices and management strategies for enhancing drought resilience in crops 
  • Genetic basis and regulatory networks underlying drought stress-tolerance traits in crops
  • Molecular breeding for drought stress tolerance in crops (genetic, epigenetic, transcriptional and metabolomic approaches)
  • Physiological and biochemical mechanisms of plant responses to drought stress
  • Transcriptomic and metabolomic studies of drought-resilience in crops
  • Genome editing in plant breeding for drought tolerance
  • Application of marker-assisted selection for drought tolerance in crops
  • Quantitative trait loci (QTL) mapping and genome-wide association study (GWAS) analysis for drought tolerance
  • Investigating the role of the soil microbiome in enhancing drought resilience in crops
  • Evolution of drought-resilience traits in crops and evolution of drought-resilience traits during domestication


Image credit: no_limit_pictures / Getty Images / iStock

  1. Wheat is a major global crop, and increasing its productivity is essential to meet the growing population demand. However limited water resources is the primary constraint. This study aimed to identify genetic...

    Authors: Mohamed Mosalam, Rahma A. Nemr, Maha Aljabri, Alaa A. Said and Mohamed El-Soda
    Citation: BMC Plant Biology 2025 25:408
  2. Drought is one of the crucial abiotic stresses which affects growth, development, and performance of pear trees. This research was performed to investigate responses of five pear species including Pyrus communis ...

    Authors: Lavin Babaei, M. Mehdi Sharifani, Reza Darvishzadeh, Naser Abbaspour and Mashhid Henareh
    Citation: BMC Plant Biology 2025 25:397
  3. SWEET (Sugar Will Eventually be Exported Transporter) proteins play vital roles in the transport of sugars, contributing to the regulation of plant development, hormone signaling, and responses to abiotic stress.

    Authors: Wenting Song, Luyao Xue, Xiaoshan Jin, Xiaoqing Liu, Xiaoxia Chen, Xinru Wu, Mengmeng Cui, Qianyu Liu and Dawei Wang
    Citation: BMC Plant Biology 2025 25:195
  4. Sunflower (Helianthus annuus L.) is widely cultured in globally tropical and subtropical regions, with better resistance to various abiotic stresses as a model crop. Despite the fact that zinc finger-homeodomain ...

    Authors: Kangping Zhang, Ruqian Yan, Xiaoqing Feng, Jingjing Zhang, Yuanyuan Jiang, Lin Li, Jianzhong Guo and Xianping Zhang
    Citation: BMC Plant Biology 2025 25:140
  5. Drought is a major abiotic stress in sub-Saharan Africa, impacting maize growth and development leading to severe yield loss. Drought tolerance is a complex trait regulated by multiple genes, making direct gra...

    Authors: Manigben Kulai Amadu, Yoseph Beyene, Vijay Chaikam, Pangirayi B. Tongoona, Eric Y. Danquah, Beatrice E. Ifie, Juan Burgueno, Boddupalli M. Prasanna and Manje Gowda
    Citation: BMC Plant Biology 2025 25:135
  6. Root system architecture (RSA) plays an important role in plant adaptation to drought stress. However, the genetic basis of RSA in sorghum has not been adequately elucidated. This study aimed to investigate th...

    Authors: Muluken Enyew, Mulatu Geleta, Kassahun Tesfaye, Amare Seyoum, Tileye Feyissa, Admas Alemu, Cecilia Hammenhag and Anders S. Carlsson
    Citation: BMC Plant Biology 2025 25:69
  7. Aquaporins are widely present in the plant kingdom and play important roles in plant response to abiotic adversity stresses such as water and temperature extremes. In this study, we investigated the regulatory...

    Authors: Xu Luo, Yuanshuai Shi, Jie Tan, Tao Long, Juntao Song and Yang Liu
    Citation: BMC Plant Biology 2025 25:63
  8. Sucrose non-fermenting-1-related protein kinases (SnRKs) have been implicated in plant growth and stress responses. Although SnRK3.23 is known to be involved in drought stress, the underlying mechanism of resi...

    Authors: Feiyan Dong, Yide Liu, Huadong Zhang, Yaqian Li, Jinghan Song, Sheng Chen, Shuailei Wang, Zhanwang Zhu, Yan Li and Yike Liu
    Citation: BMC Plant Biology 2025 25:59
  9. Preserving plant genetic resources is essential for tackling global food security challenges. Effectively meeting future agricultural demands requires comprehensive and efficient assessments of genetic diversi...

    Authors: Amin Ebrahimi, Hamzeh Minaei Chenar, Sajad Rashidi-Monfared and Danial Kahrizi
    Citation: BMC Plant Biology 2025 25:53
  10. Water scarcity is a foremost environmental concern and is expected to hasten in the forthcoming years due to severe fluctuations in weather patterns worldwide. The present work was designed to explore the pote...

    Authors: Muhammad Shahbaz Chishti, Muhammad Shahbaz, Muhammad Kaleem, Saba Shafi, Anam Mehmood, Zhang Qingzhu, Musarat Mansha, Nimra Shehzadi, Shamsa Rana, Hina Shahid, Abeer Hashem, Alanoud Alfagham and Elsayed Fathi Abd-Allah
    Citation: BMC Plant Biology 2025 25:30
  11. Tartary buckwheat (Fagopyrum tataricum) is an important crop used for edible food and medicinal usage. Drought annually brings reduction in crop yield and quality, causing enormous economic losses. Transcription ...

    Authors: Jinbo Li, Xin Yang, Bianling Tian, Tian Tian, Yu Meng and Fei Liu
    Citation: BMC Plant Biology 2025 25:25
  12. Savory (Satureja rechingeri L.) is one of Iran’s most important medicinal plants, having low irrigation needs, and thus is considered one of the most valuable plants for cultivation in arid and semi-arid regions,...

    Authors: Amin Taheri-Garavand, Mojgan Beiranvandi, Abdolreza Ahmadi and Nikolaos Nikoloudakis
    Citation: BMC Plant Biology 2025 25:19
  13. Pre-harvest sprouting (PHS) in groundnut leads to substantial yield losses and reduced seed quality, resulting in reduced market value of groundnuts. Breeding cultivars with 14–21 days of fresh seed dormancy (...

    Authors: Deekshitha Bomireddy, Vinay Sharma, Sunil S. Gangurde, D. Khaja Mohinuddin, Rakesh Kumar, Ramachandran Senthil, Kuldeep Singh, Mangala Reddisekhar, Sandip K. Bera and Manish K. Pandey
    Citation: BMC Plant Biology 2024 24:1258
  14. Late Embryogenesis Abundant (LEA) proteins are extensively distributed among higher plants and are crucial for regulating growth, development, and abiotic stress resistance. However, comprehensive data regardi...

    Authors: Mengqin Hu, Zhenqin Li, Xiongjian Lin, Binquan Tang, Meng Xing and Hongbo Zhu
    Citation: BMC Plant Biology 2024 24:1256
  15. Silicon has an important role in regulating water management in plants. It is deposited in cell walls and creates a mechanical barrier against external factors. The aim of this study was to determine the role ...

    Authors: Saja-Garbarz Diana, Godel-Jędrychowska Kamila, Kurczyńska Ewa, Kozieradzka-Kiszkurno Małgorzata, Tuleja Monika, Gula Emilia, Skubała Kaja, Rys Magdalena, Urban Karolina, Kwiatkowska Monika and Libik-Konieczny Marta
    Citation: BMC Plant Biology 2024 24:1249
  16. Drought stress is a critical challenge to rice production, necessitating the development of drought-tolerant genotypes. This study aimed to evaluate the drought tolerance of rice genotypes, including tradition...

    Authors: Mohammad Taher Hallajian, Ali Akbar Ebadi and Mojtaba Kordrostami
    Citation: BMC Plant Biology 2024 24:1087
  17. Yellow lupine (Lupinus luteus L.) is a high-protein crop of considerable economic and ecological significance. It has the ability to fix atmospheric nitrogen in symbiosis with Rhizobium, enriching marginal soils ...

    Authors: Sebastian Burchardt, Małgorzata Czernicka, Agata Kućko, Wojciech Pokora, Małgorzata Kapusta, Krzysztof Domagalski, Katarzyna Jasieniecka-Gazarkiewicz, Jacek Karwaszewski and Emilia Wilmowicz
    Citation: BMC Plant Biology 2024 24:1049
  18. Groundnut is mainly grown in the semi-arid tropic (SAT) regions worldwide, where abiotic stress like drought is persistent. However, a major research gap exists regarding exploring the genetic and genomic unde...

    Authors: Vinay Sharma, Supriya S. Mahadevaiah, Putta Latha, S. Anjan Gowda, Surendra S. Manohar, Kanchan Jadhav, Prasad Bajaj, Pushpesh Joshi, T. Anitha, Mangesh P. Jadhav, Shailendra Sharma, Pasupuleti Janila, Ramesh S. Bhat, Rajeev K. Varshney and Manish K. Pandey
    Citation: BMC Plant Biology 2024 24:1044
  19. Amorphophallus konjac (A. konjac), a perennial tuberous plant, is widely cultivated for its high konjac glucomannan (KGM) content, a heteropolysaccharide with diverse applications. The cellulose synthase-like (CS...

    Authors: Changxin Luo, Shicheng Luo, Zhe Chen, Rui Yang, Xingfen He, Honglong Chu, Zhumei Li, Wei Li and Yumei Shi
    Citation: BMC Plant Biology 2024 24:1033
  20. Precision phenotyping of short-term transpiration response to environmental conditions and transpiration patterns throughout wheat development enables a better understanding of specific trait compositions that...

    Authors: Anna Moritz, Andreas Eckert, Stjepan Vukasovic, Rod Snowdon and Andreas Stahl
    Citation: BMC Plant Biology 2024 24:1032
  21. Drought stress markedly constrains plant growth and diminishes crop productivity. Strigolactones (SLs) exert a beneficial influence on plant resilience to drought conditions. Nevertheless, the specific functio...

    Authors: Jie Dong, Cong Ding, Huahui Chen, Hailin Fu, Renbo Pei, Fafu Shen and Wei Wang
    Citation: BMC Plant Biology 2024 24:1008
  22. The frequency and severity of abiotic stress events, especially drought, are increasing due to climate change. The plant root is the most important organ for water uptake and the first to be affected by water ...

    Authors: Veronic Töpfer, Michael Melzer, Rod J. Snowdon, Andreas Stahl, Andrea Matros and Gwendolin Wehner
    Citation: BMC Plant Biology 2024 24:856