Presence of late blight of potato in Uzbekistan and measures to combat it

The article discusses the development of a disease of cultivated plants, which was previously not typical for the conditions of Uzbekistan - late blight of potato. On the territory of the Tashkent region and the small educational economy of the Tashkent State Agrarian University in 2015-2020, the presence of late blight was noted on potato crops. The degree of development of the disease is 27.9-36.3%. A study was carried out on the use of new drugs: Antracol 70% and Banjo Forte. The best result in suppressing the disease was shown by the preparation Antracol 70% in the norm of application - 2.0 kg/ha, where 20 days after treatment the biological efficiency was 85.6%. The biological efficacy of Banjo Forte at a rate of 1.0 l/ha was 81.8% on the leaves, 84.1% on the shoots, and 1.5% and 1.0%, respectively, with the development of the disease.