T. Vijay, M.R. Madhusudhan, H. Akshata, S.N. Navya, R. Jayasankaramoorthy Artificial intelligence ,machine learning,genomic selection 147-150 2 (5) September, 2026 Trehalose is a non-reducing disaccharide that functions as a multifunctional component of plant metabolic regulation and environmental adaptation. Although present at relatively low concentrations in most vascular plants, trehalose metabolism is associated with carbohydrate homeostasis, cellular protection, photosynthetic performance, nitrogen utilization and abiotic stress responses.