Diversity Of Avicennia Mangrove Plants In Pematang Kuala Village, Dusun V In The Making Of Acrylic Herbarium

Abstract

This study aims to obtain data on the diversity of Avicennia mangrove plants and to determine the physical conditions of the mangrove forest environment including; salinity, pH, substrate, and temperature of Pematang Kuala Village, Hamlet V for the manufacture of Acrylic Herbarium. The population in this study was all Avicennia genus plants in the mangrove forest area of Pematang Kuala Village, Hamlet V. The sample in this study was the mangrove plant species Avicenniaobtained at each observation station of the Mangrove Forest in Pematang Kuala Village, Hamlet V, data was collected using the exploratory survey method with the purposive sampling technique and divided into three research stations, at each station two research plots were created. Research Results of Avicennia Mangrove Growth Diversity Data in Pematang Kuala Village, Hamlet V, there are 3 (three) species, namely; Avicennia marina, Avicennia alba, Avicennia lanata. and Measurement of physical factors ranges between 30.6o C - 30.8° C, pH ranges between 5.0 - 6.0. Salinity ranges between 21 ppt - 26 ppt and the substrate is mud, Sandy mud, Sandy Soil Mud. The type of Mangrove that dominates in the Mangrove Forest area of Pematang Kuala Village, Hamlet V is the Avicennia marina plant with the Diversity Index Value (H') of Mangrove Vegetation Station I, namely: 0.3128, Station II, namely 0.4428, Station III, namely: 0.3912 obtained a low category value.