Prasetyo, D., Imaria, D., Niswati, A. and Yusnaini, S. (2021) “Effect of the 32nd-year Soil Tillage and Nitrogen Fertilization on the Population and Biomass of Earthworm under Zea mays L”., JOURNAL OF TROPICAL SOILS, 26(2), pp. 105–113. doi: 10.5400/jts.2021.v26i2.105-113.