(1)
Adriani S.A. Siahaan; Erwin M. Harahap; Chairani Hanum; Abubakar Karim; Halus Satriawan; Ernawita. The Correlation of Elevation, Soil Chemical Properties and Yield of Coffea Arabica L. in Shaded Conditions: Yield of Coffea Arabica L. In Shaded Conditions. Pakistan Journal of Scientific & Industrial Research 2022, 65, 282-291.