International Research Journal of Education and Technology

Precision nutrient application techniques have gained significant attention in modern agriculture as a means to enhance soil fertility management and optimize crop yield. This review provides a comprehensive exploration of various precision nutrient application techniques and their potential to address the challenges of food security and sustainability. The review highlights key technologies, methodologies, and practices that contribute to precise nutrient management, including real-time monitoring, variable rate application, GIS-GPS integration, drone-based data collection, and data analysis tools. The importance of accurate data, challenges related to field variability, and the need for skilled personnel is discussed. Furthermore, the review delves into the potential of advancements such as machine learning and AI-driven solutions in overcoming challenges and advancing precision nutrient application. These technologies offer predictive models, adaptive management strategies, and real-time decision support systems. By emphasizing the benefits of precision nutrient application, including improved nutrient uptake by plants, reduced nutrient runoff, and enhanced plant health, this review underscores its potential to revolutionize modern agriculture. Ultimately, precision nutrient application techniques hold promise in enhancing soil fertility, optimizing crop yield, and promoting sustainable agricultural practices, making a significant contribution to global food security and environmental sustainability.

Key words: GIS, GPS, precision agriculture, soil fertility, nutrient status, crop yield