Test The Ability of Tricoderma harzianum and Bacillus subtilis As Control Agents of Wilted Ralstonia solanacearum Bacteria in Tobacco Plants (Nicotiana tobacum): Uji Kemampuan Trichoderma Harzianum Dan Bacillus Subtilis Sebagai Agen Pengendali Layu Bakteri (Ralstonia Solanacearum) Pada Tanaman Tembakau (Nicotiana Tabacum). (2020). Nabatia, 8(1), 1-7. https://nabatia.umsida.ac.id/index.php/nabatia/article/view/913