Nuñez, T.C., and R.P. Bales. “EARLY RESPONSE OF SEVEN DWARF COCONUT CULTIVARS TO VARYING LEVELS OF AMMONIUM SULFATE AND POTASSIUM CHLORIDE APPLICATION”. Annals of Tropical Research 14, no. 1-4 (September 23, 1992): 1–10. Accessed December 5, 2025. https://atr.vsu.edu.ph/article/view/607.