Test the efficacy of some fungicides and one isolates of Trichoderma harzianum in inhibited S. rolfsii mycelial growth on agar PDA. Tested whether chemical control of fungi, carboxin, quinozene + etridazole and mancozeb. inhibited S. rolfsii up to 100 percentage. When compared to the control of other parts of T. harzianum can inhibited S. rolfsii fungus was 67.88 percentage.