Lilik Tri Indriyati and NugrohoB. 2022. Improvement of growth and yield of organic broccoli (Brassica oleracea var. Italica) by application of different organic materials combination. Jurnal Ilmu Tanah dan Lingkungan. 24, 2 (Oct. 2022), 110-115. DOI:https://doi.org/10.29244/jitl.24.2.110-115.