“…However, compared to the previous decade, cocoa production has declined by up to 50% (Neilson et al., 2020). The decline was caused by several factors including lack of capital resources, poor estate maintenance, lack of nutrients, inefficient production (Irfany et al., 2020), and high prevalence of pests and diseases, for example, cocoa pod borer, Helopeltis, cherelle wilt, vascular streak dieback (VSD), black pod rot, and emerging cacao mosaic disease caused by badnavirus (Ariningsih et al., 2020; Marelli et al., 2019; Muhardi et al., 2020).…”