Farida Herry Susanty. The Valuation of Thinning Efectivity Based on Increment Respond of Natural Forest Log Over Area. J. Sylva Indonesiana [Internet]. 2020 Aug. 31 [cited 2025 Dec. 18];3(02):87-96. Available from: https://idjpcr.usu.ac.id/Jsi/article/view/4291