The Run Off and Erosion on Eucalyptus Plantation Pt. Toba Pulp Lestari Aek Nauli Sector Simalungun District. int.jour.sci.res.mana [Internet]. 2020 Mar. 24 [cited 2024 Apr. 29];8(03):285-8. Available from: https://ijsrm.net/index.php/ijsrm/article/view/2625