A Review on Biotechnological Innovations in Developing Stress-Tolerant Crops for Adverse Environmental Conditions

Mohapatra, Rashmi and ., Heena Kouser H M and Naan, Toko and Chitra, M. and Ashwini, R. and Rout, Ankita and Lallawmkimi, Michelle C. (2024) A Review on Biotechnological Innovations in Developing Stress-Tolerant Crops for Adverse Environmental Conditions. Journal of Scientific Research and Reports, 30 (7). pp. 901-920. ISSN 2320-0227

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Abstract

The development of stress-tolerant crops through advanced biotechnological approaches is critical for enhancing global food security and sustainability in the face of climate change and increasing environmental stresses. Emerging tools such as CRISPR/Cas9 gene editing and synthetic biology are revolutionizing genetic engineering by enabling precise, targeted modifications of plant genomes to improve drought, salinity, heat, and cold tolerance. Integrative approaches that combine genomics, transcriptomics, proteomics, and metabolomics provide a comprehensive understanding of plant stress responses, facilitating the identification of key regulatory genes and metabolic pathways. High-throughput phenotyping and RNA interference (RNAi) technologies further enhance trait identification and manipulation, accelerating the development of robust stress-tolerant varieties. The deployment of these crops has demonstrated significant yield improvements and stability in adverse conditions, reducing the risk of crop failures and food shortages. Drought-tolerant maize and rice varieties have increased yields by 20-30% under water-scarce conditions, while salt-tolerant rice and wheat varieties have enabled cultivation in saline soils. Heat-tolerant crops maintain productivity in high-temperature regions, and cold-tolerant varieties extend growing seasons in temperate areas. These advancements not only enhance crop productivity but also promote sustainable agricultural practices by reducing the need for chemical inputs and supporting the resilience of food systems. Moreover, the socio-economic benefits include improved livelihoods for smallholder farmers through increased incomes and economic stability. Continued interdisciplinary research and collaboration are essential to fully realize the potential of these technologies in addressing global agricultural challenges and ensuring a stable food supply for future generations.

Item Type: Article
Subjects: East India Archive > Multidisciplinary
Depositing User: Unnamed user with email support@eastindiaarchive.com
Date Deposited: 11 Jul 2024 05:31
Last Modified: 11 Jul 2024 05:31
URI: http://ebooks.keeplibrary.com/id/eprint/1742

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