Afifah, T., Harahap, H. F. ., Silfia, S., & Amir, R. M. (2025). The Role of Land Area as A Mediator in The Relationship between Palm Oil Price and Productivity on Farmers’ Income in Bangko Pusako Rokan Hilir. Andalasian International Journal of Agriculture and Natural Sciences (AIJANS), 6(1), 26–36. https://doi.org/10.25077/aijans.v6.i1.26-36.2025