“SOIL FERTILITY QUALITY TEST THROUGH LIQUID ORGANIC FRUIT EXTRACTS OF Solanum Lycopersicum Esculentum Mill. AND EXTRACTS Ananas Comosus (L.) Merr. ON RED-YELLOW PODZOLIC SOIL MEDIA”. 2026. Journal of Advanced Multidisciplinary Studies 2 (2): 215-21. https://jurnal-jams.or.id/index.php/JAMS/article/view/142.