* Department of Botany, Anandrao Dhonde Alias Babaji Mahavidyalaya, Kada Tq. Ashti, Dist. Beed-414202 (M.S.) India.
Department of Botany, S. A. J. V. P. M. Gandhi College, Kada, Tq. Ashti, Dist. Beed - 414202 (M.S.) India.
Effectivesness of Trichoderma viride, T. harzianum, T. hamatum, and Trichoderma (Loeal) were evaluated against Aspergillus niger by dual culture technique. Trichoderma (Local,) and T. harzianumwere found to be effective against A. nigerwhich is responsible for causing collar rot disease of groundnut.
Trichoderma sp., A. niger, Collar rot, groundnut