Uji Suspensi Kitosan untuk Mengendalikan Rayap (Coptotermes curvignathus Holmgren) pada Tanaman Karet di Lapangan

Mangaraja Lumban Gaol, Syahrial Oemry, Yuswani Pangestiningsih

Abstract


The aim of the research was to get effective concentration of chitosan suspension to controltermites (Coptotermes curvignathus) on the rubber plants in the field. This research was conductedin experiment field at Sungei Putih Research Centre since March until June 2014. This researchused Randomized Block Design Non Factorial with 6 treatments, 0, 6, 12, 18, 24 and 30 g whichapplicated with bait and three replications. The result showed that the highest percentage (100%)of termites mortality was 18 g treatment and the lowest (18.67%) at control treatment five day afterapplication. The symptoms infection of chitosan was characterized by discoloration of the abdomenwhich beginning white to blackish brown.Keywords : termites, chitosan, bait

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Program studi Agroteknologi

Fakultas Pertanian

Jl. Prof. A. Sofyan no. 3

Kampus Universitas Sumatera Utara

Padang Bulan- 20155

Medan-Sumatera Utara

E ISSN (2337-6597)