“Evaluation of Commercial Biostimulants at Three Planting Densities in Roselle (Hibiscus sabdariffa L.) Crop, Guerrero Variety: Evaluation of commercial biostimulants in three sowing densities of hibiscus crops grown in greenhouses” (2024) Agro Productividad [Preprint]. doi:10.32854/agrop.v17i11.2893.