Ant Community Structure in Palm Oil Plantation Bordering Secondary Forest

Deforestation or functional change from forest to non-forest plays a role in changing ecosystems and species within it. Insects as one of the faunas it is an interesting aspect be studied, especially ants. The research was conducted Nagari Gunung Selasih Sungai Kambut, Pulau Punjung District, Dharmasraya Regency, West Sumatra November 2017 January 2018. This study aims determine diversity ants palm oil plantation ecosystem bordering ecosystem. takes form survey where Purposive Random Sampling method used for points sampling. Hand Collecting, Bait Trap, Pitfall Trap sampling methods were applied each plant. Identification samples obtained carried out at Animal Taxonomy Laboratory, Department Biology, Faculty Mathematics Natural Sciences, Andalas University, Padang. Total (Hymenoptera: Formicidae) collected during 3,046 individuals consisting 5 subfamilies, 15 genera, 29 species. most dominant Anoplolepis graciliphes, followed by Odontoponera denticulate Odontomachus simillimus. Based on results study, can concluded that level abundance ant not directly affected distance ecosystem, but strongly influenced composition environmental factors such temperature, humidity, light intensity, altitude, management existing habitats vegetation.