[1]
S. N. Fadhillah, R. Rosnita, and N. . Dewi, “The Role of Extension in Preparation for the Replanting of Independent Smallholders Oil Palm by the ISPO Concept in Rokan Hulu Regency”, j.sos.ekon.pertan., vol. 17, no. 3, pp. 75-82, Nov. 2021.