Файл	Ном	Сабт карда шуд
Saburov Bahktiyor Muhidinovich	TOLERANCE OF HEALTHY POTAO VARIETIES UNDER INVIRONMENTAL STRESS	39

Authors:  Saburov Bahktiyor Muhidinovich – Candidate of Agricultural Sciences, Associate  Professor of Biology and its Teaching Methods Department of Biology and Chemistry Kh.S.U named after acad. B.Gafurov,

Parvina Gaforova Ziyoevna – the First Course of Master Degree Department of the faculty of Biology - Chemistry, Khujand State University,

JOURNAL NUMBER: 1(64). YEAR OF ISSUE: 2023. LANGUAGE OF THE ARTICLE: Russian

ANNOTATION

The article examines one of the most important properties of tolerance of potato varieties: Cardinal, Tajikistan, Picasso in drought conditions.  Experiments are presented on the effect of drought on protein content, the effect of ascorbic acid, on the activity of SOD on resistance in different varieties of potatoes, and the effect of salitsilic acid on the activity of antitoxic enzymes.  Experiments on the productivity of different varieties of potatoes under drought conditions are presented.  The results of the experiments during the study showed that the activity depends on the degree of resistance and, therefore, determines the level of yield and, therefore, which is especially manifested in conditions of extreme stress - drought.

KEY WORDS

tolerance types of potato Cardinal Tajikistan Pikasso in drought conditions

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