Ririn Eka Putri, Gustian and Dede Suhendra (2022) “Quantitative Characteristics And Variability Of Cocoa (Theobroma Cacao) In Koto Salak District, Dharmasraya Regency”, Jurnal Riset Perkebunan, 3(2), pp. 101–109. doi: 10.25077/jrp.3.2.101-109.2022.