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Harahap, I. Y.; Sumaryanto, S.; Hidayat, T. C.; Fauzi, W. R.; Pangaribuan, Y. PRODUCTION OF OIL PALM SEX INFLORESCENSE AND ITS RESPONSE ON THE TREATMENT OF PLANT EXOGENOUS HORMONE TREATMENT UNDER DROUGHT CONDITION. J. Penelitian Kelapa Sawit 2017, 25, 31-46.