Powdery mildew and other fungal diseases pose a serious threat to the yield of vegetable and ornamental crops. Timely diagnosis and knowledge of pathogen specifics allow agronomists and home gardeners to minimize losses when growing cucumbers, roses, and other plants in protected soil. Effective plant protection is based on a combination of proper agricultural practices, the use of resistant cultivars, and the competent application of fungicide preparations in accordance with official regulations.
This selection contains practical recommendations for combating common diseases and pests. Readers will find materials on the principles of applying fungicides, such as Oxyhom, Curzate, Topaz, Previcur, and "Narcissus," as well as detailed instructions on cucumber care, including cultivation technology on straw substrates. In addition, the selection includes articles on the agrotechnics of greenhouse roses and characteristics of apple cultivars with genetic immunity to scab, which will help optimize the protection system for the orchard and greenhouse against phytopathogens.