MPB_2025v16n1

8 Challenges and Future Directions 24
8.1 Technological advances in genomics and breedin 24
8.2 Addressing complex traits and polygenic inheri 24
8.3 Policy and ethical considerations in genetic i 24
1 Introduction 69
2 Physiological Mechanisms of Drought Tolerance in 69
2.1 Osmotic adjustment 69
Figure 1 A model of the nitrogen regulation in soy 70
Image caption: Here, drought stress triggers a nit 70
2.2 Water uptake and retention 70
2.3 Antioxidant defense system 71
3 Molecular Mechanisms of Drought Tolerance in Soy 71
3.1 Gene expression regulation 71
3.2 Signal transduction pathways 71
3.3 Genomic and proteomic approaches 72
4 Case Study: Gene Editing for Enhancing Drought T 73
4.1 Overview of CRISPR/Cas9 technology in plant br 73
4.2 Application of CRISPR/Cas9 in modifying drough 73
4.3 Potential and challenges of CRISPR/Cas9 for de 73
5 Integrative Approaches in Studying Drought Toler 73
5.1 Systems biology approaches and integrative ana 73
5.2 Advanced tools and technologies for functional 74
6 Practical Applications and Future Directions 74
6.1 Breeding strategies for drought-tolerant soybe 74
6.2 Challenges and opportunities in developing dro 74
7 Concluding Remarks 75
2 Effects of Heat Stress on Wheat Physiology and Y 89
4 Application of Traditional Breeding Methods in W 90
4.1 Phenotypic selection 90
5 Application of Molecular Breeding Techniques in 91
5.1 Marker-assisted selection (MAS) 91
6 Application of Multi-Omics Integration in Wheat 93
6.1 Transcriptomics 93
7 Success Stories in Wheat Heat Tolerance Breeding 93
7.1 Wheat varieties with high heat adaptability 93

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