RAHAYU, FADHILLAH KUSUMA, Fakultas Pertanian, Universitas Mulawarman. (Indonesia)
RAHMA, PUTRI, Jurusan Agribisnis, Fakultas Pertanian, Universitas Negeri Gorontalo (Indonesia)
RAHMAH, FETI, Program Studi Agribisnis, Fakultas Pertanian, Universitas Mulawarman. (Indonesia)
RAHMAN, FAHRUL, STIPER Berau (Indonesia)
RAHMAN, HERI, Institut Teknologi Bandung (Indonesia)
RAHMAN, RENA YUNITA, Universitas Jember (Indonesia)
RAMADANI, ERICA FATMITA, Jurusan/Program Studi Agribisnis, Fakultas Pertanian, Universitas Mulawarman. (Indonesia)
RASIHEN, YOGY, Program Studi Manajemen Agribisnis, Politeknik Kampar, Provinsi Riau (Indonesia)
RINALDY, FITLY, Program Studi Agribisnis, Universitas Mulawarman (Indonesia)
RIZKIE, MUHAMMAD ADITIA, Fakultas Pertanian, Universitas Mulawarman (Indonesia)
ROCHAENI, SITI, UIN Jakarta (Indonesia)
ROSALIA, ROSALIA, polytechnic of Agricultural Development Yogyakarta-Magelang, Agricultural Extension and Human Resource Development Agency, Ministry of Agriculture, Indonesia (Indonesia)
ROSIANA, NIA (Indonesia)
ROSMALAH, SITTI, Program Studi Agribisnis, Fakultas Pertanian, Universitas Muhammadiyah Kendari
ROSMALAH, SITTI, universitas muhammadiyah kendari (Indonesia)
ROSMINA, SITI (Indonesia)
RUSLIYADI, MUHAMAD, polytechnic of Agricultural Development Yogyakarta-Magelang, Agricultural Extension and Human Resource Development Agency, Ministry of Agriculture, Indonesia (Indonesia)
RUSYANTI, NILA, Fakultas Pertanian Universitas Kaltara (Indonesia)