Santi, Ratna, et al. “The Effect of Lead (Pb) on the Growth of Two Pepper (Piper Nigrum L) Cultivar: The Effect of Lead (Pb) on the Growth of Two Pepper (Piper Nigrum L) Cultivar”. Enviagro: Jurnal Pertanian Dan Lingkungan, vol. 9, no. 2, Nov. 2023, pp. 23-33, https://doi.org/10.33019/enviagro.v9i2.4460.