Yangjun Shi

Title: Innovations in Drought Monitoring: The Contributions of Yangjun Shi

Introduction

Yangjun Shi is a notable inventor based in Beijing, China. He has made significant contributions to the field of agricultural technology, particularly in the area of drought monitoring for winter wheat. His innovative approach utilizes advanced remote sensing techniques to enhance agricultural productivity and sustainability.

Latest Patents

Yangjun Shi holds a patent for a "Rapid drought monitoring and identification method for winter wheat based on UAV measurements of leaf area index." This method involves several key steps: first, obtaining multispectral images and ground-measured Leaf Area Index (LAI) through UAV-based multi-payload low-altitude remote sensing technology. Next, it calculates various vegetation indices, including Normalized Difference Vegetation Index (NDVI) and Enhanced Vegetation Index (EVI). The process continues by establishing regression equations between the calculated indices and measured LAI for different growth stages, selecting the optimal model for each stage. Finally, it involves real-time monitoring to determine the current drought stress level of winter wheat.

Career Highlights

Yangjun Shi's career is marked by his dedication to improving agricultural practices through innovative technology. His work has focused on developing methods that allow for rapid assessment of drought conditions, which is crucial for effective crop management. His patent reflects his commitment to addressing the challenges faced by farmers in drought-prone areas.

Collaborations

Yangjun Shi has collaborated with notable colleagues, including Wenlong Song and Hongjie Liu. Their combined expertise has contributed to the advancement of agricultural monitoring technologies.

Conclusion

Yangjun Shi's innovative patent for drought monitoring represents a significant advancement in agricultural technology. His work not only aids in the efficient management of winter wheat but also contributes to the broader goal of sustainable agriculture.