Biologically efficiency Difen Super against powdery mildew melon in Karakalpakstan conditions

The paper presents the research data that were carried out at the sites of the experimental base of the Karakalpak Agricultural Research Institute of the Chimbay District in the Republic of Karakalpakstan. For the experiment, 2 preparations were used against powdery mildew, and the grade of melon Kara-kokcha was taken as the object. In the course of the experiment, the damage was also taken into account in other diseases and pests. Selection of the concentration and timing of the use of the drug was carried out taking into account the biological characteristics of the tested variety. In the course of the work, the optimal concentration of the preparation was determined, the biological effects of Difen super were 88.8%. In conclusion, the authors concluded that the use of Difen Super showed good results and could be recommended for its use in agriculture against powdery mildew melons in Karakalpakstan.