Sublethal Effect of Synthetic Fertilizers (urea and Diammonium Phosphate) on Biomass Accumulation and Its Histological Perspicuity on the Gut Region of the Earthworm, Eisenia Fetida. JANS 2026, 18 (1), 51-58. https://doi.org/10.31018/jans.v18i1.7018.