PENGARUH PEMBERIAN ROOTONE F TERHADAP PERTUMBUHAN STEK RAMIN (Gonystylus bancanus)

Abstract

The aims of this research is to know the effect of giving Rootone F to the growth of Ramin cuttings (Gonystylus bancanus), knowing the dose of Rootone F which can provide the best growth response in Ramin (Gonystylus bancanus) shoots cuttings. This research was conducted in the greenhouse of the nursery research and development environment and Forestry (BP2LHK) Banjarbaru. The implementation of this study took 4 months. The design used in this study used RAL with 4 treatments with 80 units of trial. Administration of Rootone F on cuttings is by way of pasta. Result of the research obtained by Rootone F does not affect the growth of the Ramin cuttings, the control provides the withdrawal of the root percentage (65%), the addition of leaves (1.5 strands), the number of roots (5.6 pieces) and the length of the roots (2.83 cm).   Ramin properties that secrete sap with the use of Rootone F by way of pasta can interfere with root formation.Keywords: Ramin; Rootone F; Cuttings