The preparation Zenit w.r.k., (imidacloprid, 200 g/l) belongs to contact-oral insecticides and is used for protecting potatoes, apple trees, and vineyards. The preparation is approved for use on potatoes intended for retail sale. Imidacloprid is the active ingredient of the preparation and provides protection for the crop against insect pests. This preparation may be applied according to agronomic recommendations and requires compliance with the usage instructions to avoid negative impacts on the ecosystem and human health.