Trichodermin BT — a bio-preparation with fungicidal action. It contains spores of the fungus Trichoderma viride strain T-4, with a titre of 5 billion CFU/cm³. The preparation is used to protect plants from fungal diseases. The manufacturers are ITI "Biotekhnika" and LLC "Tsentr Biotekhnika", located in Ukraine. The preparation is intended for use on cucumbers and tomatoes. It has the appearance of a water suspension, which allows for easy application on plants.