2nd Edition of Agriculture, Forestry, and Horticulture World Conference 2026

Abstract

Climate change has emerged as one of the most significant threats to global agricultural sustainability, with increasing temperatures and erratic rainfall patterns posing serious challenges to cereal crop production. As the world's population continues to grow, ensuring stable yields of staple cereals such as wheat, rice, and maize under increasingly hostile environmental conditions has become a major scientific and policy priority. Among various climatic constraints, heat and drought stresses are particularly detrimental, often occurring simultaneously during critical growth stages and causing substantial reductions in productivity, grain quality, and resource-use efficiency.
The adverse impacts of these stresses extend beyond yield losses, influencing physiological, biochemical, and molecular processes that ultimately determine crop performance. Elevated temperatures accelerate phenological development, shorten grain-filling duration, and impair photosynthetic activity, while water deficit limits nutrient uptake, disrupts cellular metabolism, and affects plant-water relations. The combined occurrence of heat and drought stress further intensifies these effects, making conventional crop management approaches increasingly inadequate.
In this context, climate-smart agriculture offers a promising pathway towards resilient and sustainable cereal production systems. A range of innovative strategies has been developed to enhance crop adaptation and reduce vulnerability to climatic extremes. These include the identification and deployment of stress-tolerant genotypes, precision water-management practices, conservation agriculture, improved soil health management, and the integration of digital technologies for real-time crop monitoring and decision support. Recent advances in plant physiology, molecular breeding, and biotechnology have further expanded opportunities to develop cereal cultivars capable of maintaining productivity under adverse environmental conditions.
This presentation will provide an overview of the physiological basis of heat and drought stress responses in cereal crops and discuss emerging climate-smart interventions that can strengthen agricultural resilience. Particular emphasis will be placed on adaptive traits associated with stress tolerance, resource-use efficiency, and yield stability under changing climatic scenarios. The lecture will also highlight the importance of integrating scientific innovations with location-specific agronomic practices to achieve sustainable crop production while safeguarding natural resources.
As climate uncertainties continue to reshape agricultural landscapes worldwide, the development and adoption of climate-smart strategies will be essential for ensuring food and nutritional security. Strengthening collaboration among researchers, policymakers, extension agencies, and farming communities will be crucial for translating scientific knowledge into practical solutions that support resilient and sustainable cereal-based production systems for future generations.