Panataria, L. R.; Saragih, M.; Sitorus, E.; Simanjuntak, P.; Sidauruk, L.; Nobel, N.; Panjaitan, E. Response of Growth and Production of Shallots (Alium Cepa L.) to Planting Spacing and Watering Time Eco Enzyme: . JPPT 2023, 23, 393-398.