Tarigan, Siti Nadiah Zahra Br, et al. “Effect of Ecoenzyme Addition on Corn-Based Trichoderma Asperellum Formula on Spore Count ”. Jurnal Biologi Tropis, vol. 25, no. 2, Apr. 2025, pp. 1314-8, doi:10.29303/jbt.v25i2.8607.