Zulfikri R, Rusmana, Ritawati S, Isminingsih S. Growth Response of Cacao (Theobroma cacao L.) Clone Iccri 06 H to Various Doses of Humic Acid and NPK Fertilizer. JAT [Internet]. 2025 Jun. 14 [cited 2026 Jan. 16];6(1):31-4. Available from: https://ejournal.unsrat.ac.id/v3/index.php/samrat-agrotek/article/view/61948