The preparation Trichodermin OK is a biological agent containing spores of the fungus Trichoderma lignorum at a concentration of 2.0 billion per cm3. This preparation is used to protect plants from various diseases. The preparation is produced as a bio-preparation and is intended for use in the agricultural sector. The manufacturer, LLC "Zakhyst-Agro", is located in Ukraine, in the Odessa region, Belyaevsky district, village Vasilevka.