“The Effect of Composition of Sub Soil Media and Cow Manure on the Growth of Areca Betara in Nurseries”. Jurnal Agroqua: Media Informasi Agronomi Dan Budidaya Perairan, vol. 22, no. 1, June 2024, pp. 18-28, https://doi.org/10.32663/ja.v22i1.4104.