“Response to Increasing Levels of NK in the Production of Onion (Allium Cepa L.) Var. ‘Roja Arequipeña’”. Scientia Agropecuaria 4, no. 1 (April 26, 2013): 15–25. Accessed July 19, 2026. https://revistas.unitru.edu.pe/index.php/scientiaagrop/article/view/94.