1. Regulation of cell signalling in response to abiotic stresses in plants 2. Redox homeostasis in response to abiotic stresses in plants 3. Role of auxins in regulating physiological and molecular aspects of plants under abiotic stress 4. Role of abscisic acid in regulating physiological and molecular aspects of plants under abiotic stress 5. Role of cytokinins in regulating physiological and molecular aspects of plants under abiotic stress 6. Role of ethylene in regulating physiological and molecular aspects of plants under abiotic stress 7. Role of gibberellins in regulating physiological and molecular aspects of plants under abiotic stress 8. Role of jasmonates in regulating physiological and molecular aspects of plants under abiotic stress 9. Role of salicylic acid in regulating physiological and molecular aspects of plants under abiotic stress 10. Role of brassinosteroids in regulating physiological and molecular aspects of plants under abiotic stress 11. Role of nitric oxide in regulating physiological and molecular aspects of plants under abiotic stress 12. Role of melatonin in regulating physiological and molecular aspects of plants under abiotic stress 13. Role of polyammines in regulating physiological and molecular aspects of plants under abiotic stress 14. Role of low molecular organic acids in regulating physiological and molecular aspects of plants under abiotic stress 15. Role of proline in regulating physiological and molecular aspects of plants under abiotic stress 16. Role of glycine-betaine in regulating physiological and molecular aspects of plants under abiotic stress 17. Role of sugars in regulating physiological and molecular aspects of plants under abiotic stress 18. Role of plant growth promoting rhizobacteria (PGPR) in regulating physiological and molecular aspects of plants under abiotic stress 19. Role of arbuscular mycorrhizas in regulating physiological and molecular aspects of plants under abiotic stress 20. Role of endophytic bacteria in regulating physiological and molecular aspects of plants under abiotic stress