Open Access Research Paper Views (657) Effects of various calcium sources and application methods on the growth, yield, and fruit quality of tomato (Solanum lycopersicum L.) Anthony C. Laborte, Marissa C. Hitalia* Int. J. Biosci. 27(6), 251-272, December 2025. DOI: https://dx.doi.org/10.12692/ijb/27.6.251-272 Keywords: Biological calcium, Blossom end rot, Fruit quality, Tomato, Yield Details