Silalahi, Firman RL., Universitas Sumatera Utara, Indonesia

• Jurnal Sosial Ekonomi Pertanian Vol. 19 No. 3 (2023): October, 2023 - Articles
  Effectiveness of Using Electric Knapsack Sprayer in Weed Control on Oil Palm Plants (Elaeis guineensis Jacq)
  Abstract  PDF DOWNLOAD