Sigiro Y, Surbakti EMB, Batu SL, Sitanggang Y, Sitepu CM, Harahap ES. The Effect of Production Input on Corn Farmers’ Income Growth in Karo Land. edumaspuljr [Internet]. 2025Oct.1 [cited 2026Apr.5];9(2). Available from: https://jurnal.unimen.cloud/index.php/maspuljr/article/view/9149