Communication network of buffalo farmers in lar Gili Rakit of Sumbawa Island West Nusa Tenggara, Indonesia

Transporting buffaloes to natural pasture (Lar) Gili Rakit by letting the buffaloes to swim in a bay locally called as "kebo nange", is traditional management practiced by Sumbawa farmers. The information needs make individuals communicate with each other and form a communication network. This study determined the structure, cohesiveness, and centrality of actors of the Sumbawa farmers in the network of communication. 200 respondents from nine villages in Empang and Tarano Sub-districts were interviewed by using the snowball sampling method UCINET 6 was used to analyze their communication network and discussed descriptively. The results of the study show that the communication network of Sumbawa buffalo farmers in Gili Rakit the two villages are radial personal networks and seven villages are interlock personal network. The central network dominant and centered on the main actors namely actors 72, 190, 68, 132, and 104 in the network with the highest local centrality 191 ties, global centrality 96135 ties and the centrality of actors 18.382.875 ties.