The Potency of Purple Sweet Potato (Ipomoea batatas) Leaf Extract as Biofungicide for Controlling Fusarium Rot on Chili: The Potency of Purple Sweet Potato (Ipomoea batatas) Leaf Extract as Biofungicide . J. Agric. Appl. Biol. [Internet]. 2020 Jun. 5 [cited 2025 Nov. 30];1(1):1-8. Available from: https://jaabjournal.org/index.php/jaab/article/view/9