“Comparative Evaluation of Five Potencies of Kalium Sulphuricum on Seed Germination, Vegetative Growth, Flowering, and Fruit Production of Solanum Melongena: A Placebo Controlled Experimental Study”, IJFIRH, vol. 4, no. 3, pp. 32–52, Sep. 2026, doi: 10.59939/3048-6270.2026.v4.i3.3.