Isa Wahyuni, Pienyani Rosawanti, Hariyadi and Muh. Azhari 2025. The Effect of Chicken Manure and Biochar Types on the Growth and Yield of Cauliflower (Brassica oleraceae var. Botytis L.) in Sandy Soil. Jurnal Pendidikan Guru Madrasah Ibtidaiyah Al-Amin. 4, 2 (Oct. 2025), 848–862.