JANUARISKA, Eri Januariska; MULYATI, Mulyati; A B, Baharuddin. THE EFFECT OF BIOCHARS AND NPK FERTILIZER ON GROWTH AND YIELD OF LETTUCE (Lactuca sativa L.). CROP AGRO, Scientific Journal of Agronomy, [S.l.], v. 16, n. 1, p. 24-31, jan. 2024. ISSN 2621-5748. Available at: <https://cropagro.unram.ac.id/index.php/caj/article/view/237>. Date accessed: 10 may 2024. doi: https://doi.org/10.29303/caj.v16i1.237.