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Related Experiment Video

Updated: May 12, 2026

Production of Arbuscular Mycorrhizal (AM) Fungal Inoculum and Phenotypic Evaluation of Rice and AM Symbiosis Under Saline Conditions

Production of Arbuscular Mycorrhizal (AM) Fungal Inoculum and Phenotypic Evaluation of Rice and AM Symbiosis Under Saline Conditions

Published on: March 14, 2025

Raising salinity tolerant rice: recent progress and future perspectives.

Anil K Singh¹, Mohammad W Ansari, Ashwani Pareek

¹Plant Molecular Biology, International Centre for Genetic Engineering and Biotechnology, New Delhi, 110 067 India.

Physiology and Molecular Biology of Plants : an International Journal of Functional Plant Biology

|April 11, 2013

Summary

Developing salt-tolerant rice is crucial due to increasing population and environmental degradation. Future research should focus on multigene engineering for enhanced salinity stress tolerance in rice plants.

Keywords:

Breeding Rice Salinity tolerance Salt stress Transgenics

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Area of Science:

Agricultural Science
Plant Biology
Molecular Biology

Background:

Rising global population and declining soil/water quality necessitate understanding rice's response to environmental stress.
Significant progress has been made in breeding salinity-tolerant rice varieties and understanding molecular mechanisms of stress tolerance.

Purpose of the Study:

To explore strategies for developing rice with improved tolerance to rapidly changing environmental conditions, particularly salinity stress.
To identify and validate genes and pathways involved in enhancing salinity stress tolerance in rice.

Main Methods:

Physiological, biochemical, and molecular approaches are employed to study rice stress responses.
Transgenic technology is used for functional validation of target genes related to signaling, transcription, ion homeostasis, and antioxidant defense.
Genome-wide analysis, facilitated by whole-genome sequencing, is shifting focus from single-gene to multigene studies.

Main Results:

Several salinity-tolerant rice varieties have been developed and released to farmers.
Molecular studies have identified gene expression and protein changes during salinity stress.
Transgenic approaches have shown promise in enhancing salinity tolerance, but 'lab to land' transition remains a challenge.

Conclusions:

Multigene engineering is proposed as a future strategy to address the complex, multigenic nature of salinity tolerance in rice.
Genome-wide analysis offers new opportunities to identify and re-define salt stress-responsive targets for improved crop resilience.
Bridging the gap between laboratory findings and field application is essential for successful crop improvement.