The article presents research data conducted in the conditions of the Southern Aral Sea region. In conditions of extreme climate, characterized by sharp continentality, the germination of seeds, plant growth in height, photosynthetic activity of crops and the yield of the studied varieties at different levels of mineral nutrition were determined. It is noted that the assimilation surface of the two-row Unumli arpa variety and the K-713 variety reaches high values in some years: 43.1-45.8 thousand m2/ha. The maximum yield was obtained from the K-7123 variety at a mineral fertilizer application rate of N150P100K100, and from the K-713 variety (46.7 c/ha). Varieties of multi-row barley form a grain with a weight of 1000 grains of 43.4 grams, varieties of two-row barley Unumli arpa 39.5 grams.

This article describes the specific features of the investigation of crimes of illegal dealing with narcotic drugs and psychotropic substances. During the article, reasonable opinions and considerations are mentioned.

This article describes effective methods of teaching biological disciplines in general education schools. It presents ways to ensure the effectiveness of biology lessons through the use of basic forms of learning.

This article examines the problems of teaching biology and chemistry in schools, as well as ways to improve them.

Poetry brings peace to the soul, comforts it, and at the same time, it is also an educator of the human psyche and its inner world. Through the images described in the poem, a person sees himself. Today, there are many artists who have left a literary heritage by writing such incomparable poems. In particular, Zebo Mirzo is a remarkable representative of this field as a prolific artist. In this article, an explanation of the subject types of his poems will be considered.