Leksono, Amin Setyo, Mathemathics and Natural Sciences, University of Brawijaya, Malang, Indonesia, Indonesia

• Indonesian Journal of Environment and Sustainable Development Vol. 11 No. 1 (2020) - Articles
  Yield and Components of Pine (Pinus merkusii) Turpentine Among Age Class Differences Tapping by Borehole Method
  Abstract  PDF