Effect of Manure and Fertilizer Nitrogen Doses on Growth and Crop Kale Army (Ipomeae Reptan Poir). Agricultural Science, [S. l.], v. 1, n. 2, p. 68–74, 2021. Disponível em: https://agriculturalscience.unmerbaya.ac.id/index.php/agriscience/article/view/9. Acesso em: 4 jul. 2025.