SUKSESI VEGETASI PADA LAHAN BEKAS PENAMBANGAN EMAS RAKYAT DI KECAMATAN MONTERADO KABUPATEN BENGKAYANG

Abstract

This study aims to obtain information about the succession levels of natural vegetation on ex "“ community gold mining in Monterado. The method of this research was survey method through vegetation analysis by double plot size 20 m x 20 m. Placement of plots dileberately based on the tailing period of ex "“ community gold mining which were : < 1 year, 2-3 years, 5-7 years, and > 10 years. The result showed that kinds of shrub found in all age level of ex "“ community gold mining area. The type of woody plants at the seedling found in all period of ex "“ community gold mining area, whereas sapling, pole and tree only found in ex "“ community gold mining at age level > 10 years. Based on the vegetation analysis, it showed that Ischaemum rugosum and Melastoma malabathricum L. dominanted at all age level of ex "“ community gold mining. Seedling in the ex "“ community gold mining at all age level were dominanted by Dillenia suffruticus. The index of species diversity showed that it was still low on ex "“ community gold mining in Monterado.Until the age of tailing > 10 years, succession was still in the level of competition, so it was concluded to be slow. To accelerate succession, revegetation, land restoration, and people awareness should be undertaken.

Keyword : community gold mining, Monterado Sub district, Succession