Keanekaragaman serangga permukaan tanah pada tiga tipe penggunaan lahan di Kabupaten Sintang Kalimantan Barat
Abstract
Serangga tanah merupakan organisme yang memiliki peran penting dalam proses penguraian bahan organik tanah, indikator kesuburan tanah dan menjaga keseimbangan ekosistem. Penelitian ini bertujuan untuk mengetahui keane- karagaman dan kelimpahan serangga permukaan tanah pada tiga tipe lahan karet yaitu perkebunan karet, agroforestri karet, serta hutan sekunder dan mengetahui serangga yang menyerang batang karet di Kabupaten Sintang Kalimantan Barat. Metode penelitian yang digunakan adalah observasi lapang, pengambilan sampel dengan pitfall trap dan pengukuran kondisi lingkungan, identifikasi serta analisis data pada tiga tipe lahan karet. Hasil penelitian menunjukkan bahwa ditemukan sebanyak 649 individu yang terbagi menjadi 8 ordo 11 famili 14 jenis. Kelimpahan tertinggi terdapat pada tipe lahan agroforestri karet sedangkan keanekaragaman tertinggi terdapat pada hutan sekunder. Jenis serangga ditemukan menyerang batang pohon karet baik yang mati maupun hidup adalah Coptotermes curvignathus di lahan agroforestri karet dan Reticulitermes flavipes di lahan hutan sekunder dan perkebunan karet. Kata kunci: biodiversitas, kerusakan, pitfall trap, serangga tanah, tanaman karet Soil insects are organisms that have an important role in the process of decomposing soil organic matter, indicators of soil fertility, and maintaining ecosystem balance. This study aims to determine the diversity and abundance of soil surface insects on three types of rubber land, namely rubber plantations, rubber agroforestry, and secondary forests and the alarm that attacks rubber stems in Sintang District, West Kalimantan. The research method used was field observation, sampling with pitfall traps and measurement of environmental conditions, identification, and data analysis on three types of rubber land. The results showed that 649 individuals were found which were divided into 8 orders of 11 families of 14 species. The highest abundance was found in rubber agroforestry land types, the highest biodiversity was in secondary forest. The types of insects found attacking the rubber tree trunks, both dead and alive, were Coptotermes curvignathus in rubber agroforestry and Reticulitermes flavipes in secondary forest and rubber plantations. Keywords: biodiversity, damage, ground insects, pitfall trap, rubber plant
Collections
- UT - Silviculture [1361]