The Effectiveness of Trichoderma spp. against Downy Mildew Disease of Corn

Ir. Joko Prasetyo || Sunday, 24 Oct 2021

ABSTRACT  

Introduction: One of environmentally friendly method for controlling plant diseases is the use of Trichoderma spp. as a natural controlling agent.  Objectives: The objective of this research was to find out the effectiveness of Trichoderma spp. against downy mildew disease.  Methodology: This research was conducted in the Plant Pest and Disease Laboratory in the Plant Protection Department of Faculty of Agriculture in Lampung University. This research used completely randomized design consisting without treatment (0), Trichoderma spp. Gading Rejo Region (GDR) isolate (1) Trichoderma spp. Nusantara Tropical Farm (NTF) isolate (2), and Trichoderma spp. Trimurjo (TRJ) isolate (3) treatments which were applied to the plant growing points as fungicide (B) and as inducer of plant resistance to be applied in the plant roots (P). Results: The research results showed that the Trichoderma spp. treatments could reduce the disease occurrence at 4 and 5 days after inoculation, but they could not reduce the disease severity and improve stover dry weight of corn plant. 

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