Kruapukdee, Ajcharawadee, Patcharee Saenjan, Doungsamorn Tulaphitak, and Surasak Seripong. “Influence of tillage and compost on soil bulk density, rice yield and methane emission (Thai)”. Asia-Pacific Journal of Science and Technology 14, no. 1 (April 13, 2017): 89–99. accessed March 6, 2026. https://so01.tci-thaijo.org/index.php/APST/article/view/83095.