[1]
Adriani S.A. Siahaan, Erwin M. Harahap, Chairani Hanum, Abubakar Karim, Halus Satriawan and Ernawita 2022. The Correlation of Elevation, Soil Chemical Properties and Yield of Coffea arabica L. in Shaded Conditions: Yield of Coffea arabica L. in Shaded Conditions. Biological Sciences - PJSIR. 65, 3 (Oct. 2022), 282–291.