The product is called Biozlak and is a liquid suspension. Its composition includes the yeast culture Pseudomonas aureofaciens BS1393 with a titer of 2.0 x 109 IU/ml. This is a bio-preparation used in the agricultural sector for plant protection. The manufacturer of the product is the company Bionaservice Plus, located in Ukraine. The application scope of this product covers cereal crops, particularly barley. The product can be used to combat pathogenic microorganisms and improve the overall condition of plants.