Onkum, P. and Teamkao, P. (2020) “Soil microbial activities in Alfisol with different green manure application”, International Journal of Agricultural Technology, 16(2), pp. 319–328. available at: https://li04.tci-thaijo.org/index.php/IJAT/article/view/6512 (accessed: 11 September 2025).