Sinaga, Roynaldi, Alumni Departemen HPT Fakultas Pertanian Universitas Padjadjaran, Indonesia

• Vol 9, No 2 (2020): Agrologia: Jurnal Ilmu Budidaya Tanaman - Articles
  The Ability of Neem Leaf Extract (Azadirachta indica) To Suppres The Populationof Brown Planthopper (Nilaparvata lugens) On Rice Plant
  Abstract  PDF