Yulnafatmawita -, Hermansah -. Chemical Characteristics of Soils Based on Toposequence under Wet Tropical Area in Bukit Sarasah Padang. Int. J. Adv. Sci. Eng. Inf. Technol. [Internet]. 2016 Mar. 3 [cited 2024 Jun. 3];6(2):165-9. Available from: http://ijaseit.insightsociety.org/index.php/ijaseit/article/view/666