1.
Amirrullah J, Hutapea Y, Ratmini N, Prabowo A. Farmer Mentoring in Determining Fertilization Dosage of Corn Plants (Zea Mays L.) Using Soil Test Equipment. J. Lahan Suboptimal [Internet]. 2020Apr.1 [cited 2024Nov.23];9(1):102-8. Available from: https://jlsuboptimal.unsri.ac.id/index.php/jlso/article/view/437