Zefir — herbicide with the active ingredient Cloquaril at a concentration of 300 g/l. The manufacturer of the preparation is LLC Agro Delta Group, Ukraine. The preparation is intended for use in winter wheat. Zefir is used as a means to combat weeds, providing protection for crop plants during their development stage. The preparation is in the form of an aqueous solution and can be used in accordance with the recommendations provided in the product documentation. Zefir was registered on December 16, 2010, under registration number 4946. Use of this herbicide allows effective control of unwanted plant growth, ensuring high yield and quality of agricultural products.