Bonza-Espinoza, M., Pinzón-Sandoval, E., & Álvarez-Herrera, J. (2016). Effect of potassium nitrate and sucrose on the yield of onion (Allium cepa L.) plants. Sour Topics, 21(2), 40-50. https://doi.org/10.21897/rta.v21i2.900