Maneesawas, S., & Maneesawas, S. (1984). Phosphorus Dissolution by Microbial Activities: 2. Effect of Rock of Rock Phosphate Dissolution by Thiobacillus on Phosphorus Uptake and Growth of Corn. Agriculture and Natural Resources, 18(3), 144–148. retrieved from https://li01.tci-thaijo.org/index.php/anres/article/view/240971