Impact of anthropogenic activities on soil microbial biomass in a pre-montane forest in the foothills of the Andes Mountains. investigacionysaberes [Internet]. 2021 Aug. 13 [cited 2025 Jun. 7];11(3):1-17. Available from: http://201.159.220.249/revista/index.php/investigacion_y_saberes/article/view/119