Prototype of Portable Robusta Coffee Harvesting Machine - Nuttapong Ruttanadech; Thatchapol Chungcharoen; Sansanee Sansiribhan; Ronnachart Munsin; Ratiya Thuwapanichayanan; Arkom Palamanit; Warunee Limmun (My University, 2021)
Keywords: Bristle; Shore durometer; Coffee research and impacts