Azhar Sohail Shahzad is a PhD researcher in soil science at The Institute of Soil Science, Chinese Academy of Sciences, China. His research focuses on soil nutrient cycling, biological nitrogen fixation, soil–microbe interactions, and sustainable management of agricultural soils. His current work investigates the relationships among soil properties, microbial communities, and nitrogen dynamics in paddy soils. His broader research interests include biochar, phytoremediation, soil remediation, and nutrient-use efficiency.