Ameliorate the effects of poultry manure and NPK fertilizer on the performance of pepper relay cropped with two cassava varieties. Global Journal of Science Frontier Research, [S. l.], v. 11, n. 9, p. 7–11, 2011. Disponível em: https://www.journalofscience.org/index.php/GJSFR/article/view/299. Acesso em: 6 feb. 2026.