Uji Antagonis Trichoderma spp. Terhadap Phytophthora palmivora Butl. Penyebab Penyakit Busuk Buah Kakao (Theobroma cacao L.)
Abstract: Cocoa (Theobroma
cacao L.) is one of the plantation crops and major export commodity in
Indonesia, but its development is widely still face barriers that their pests
and diseases. Rotten fruit is the most dominant disease because it causes a
large loss, one of the causes fruit rot disease is a fungal pathogen attack
named Phytophthora palmivora (Butl.). This research aims to examine the ability
of the fungus Trichoderma spp. In suppressing the growth of P. palmivora.
Isolation and identification of fungi were calculated using direct planting
method and dilution method, also the antagonists were tested in vitro. The
results showed that three types of fungus Trichoderma found on cocoa
plantations that Trichoderma sp. 1, Trichoderma harzianum, and Trichoderma
viride. Based on the research results, T. viride most capable of inhibiting the
growth of the fungus P. palmivora antagonist with highest percentage of 71.95%.
Kata kunci: fruit rot disease,
Theobroma cacao, Phytophthora palmivora, Trichoderma, antagonist
Kode Jurnal: jpbiologidd160100
