Tuangkus Harianja: “Farmers must become managers on their own land, not becomes WORKERS.” PEMATANGSIANTAR — SEGARIS.CO — FOR Sudianto Wilis — Chairman of HKTI Pematangsiantar City — hydroponic planting, which was originally a hobby, has turned out to be able to provide such significant changes in supporting food security for his family. “What was originally … Lanjutkan membaca Sudianto Wilis: “HKTI Pematangsiantar is ready to educate and train MILLENNIAL FARMERS”