188 © Fakultas Pertanian Universitas Udayana Denpasar Bali - Indonesia AGROTROP, 9 (2): 188 - 196 (2019) e-ISSN: 2654-4008 p-ISSN: 2088-155X https://doi.org/10.24843/AJoAS.2019.v09.i02.p10 New Report of Distribution of Entomopathogenic Fungi Aschersonia sp. Infected Whitefly in Bali I PUTU WIRYA SUPUTRA, I PUTU SUDIARTA *) , GUSTI NGURAH ALIT SUSANTA WIRYA, AND I KETUT SUMIARTHA Magister of Agricultural Biotechnology, Faculty of Agriculture, Udayana University, Denpasar Bali, Indonesia *) E-mail: putu.ueda@yahoo.com ABSTRAK Laporan Baru tentang Distribusi Jamur Entomopatogenik Aschersonia sp. yang Menginfeksi Kutu Putih di Bali. Penelitian tentang distribusi jamur entomopatogenik Aschersonia sp. dilakukan untuk mengetahui persebaran Aschersonia yang menginfeksi kutu putih di seluruh Bali. Penelitian tersebut dilakukan di Kabupaten Gianyar, Bangli dan Buleleng pada centra perkebunan jeruk dimulai tahun 2014 sampai tahun 2018. Aschersonia pertama kali ditemukan pada tahun 2014 di Desa Sekaan Kintamani Bangli dan Desa Kerta Payangan Kabupaten Gianyar, dan pada tahun 2018 ditemukan di Desa Gobleg Sukasada Kabupaten Buleleng. Distribusi jamur tersebut ditemukan di dataran tinggi dan tidak ditemukan di dataran rendah. Hal ini sangat terkait dengan keadaan iklim terutama kelembaban dan suhu. Jamur Aschersonia sangat baik tumbuh pada suhu 20°C yang berada pada dataran tinggi. Kata kunci: jamur entomopatogenik, kutu putih, dataran tinggi INTRODUCTION At the beginning of 2014 in Bangli Regency, which is a citrus-producing center in Bali, it was found a species of fungi that has characteristics similar to Aschersonia. The discovery of this fungi was also encountered in a number of very large and quite wide spread until the area of Gianyar Regency. Almost all fungi were found on the attached on the down side of the citrus leaf. Aschersonia is an entomopathogenic fungi or an insect pathogen that is can be the controlling agent especially for the whitefly and scale insect pest. This fungi can infect whitefly in both nymph and imago stadia. This fungi infection in whitefly also have a really unique typical symptoms. This fungi can be found infecting whitefly in the tropics and subtropics with a diverse range of species (Meekes et al., 2002). One of importance species of Aschersonia is Aschersonia aleyrodis.