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Scientific Bulletin of Namangan State University

Abstract

At work, the results are obtained of a morphological description, statistical analysis, (x - is the arithmetic mean value, S2 - variance, о - standard deviation, m - arithmetic mean error and Cv% - coefficient of variation) and environmental features of the Aral roach o f Lake Tuzkan of the Aydar-Arnasay lake system were carried out.

First Page

91

Last Page

96

References

1. Amanov A.A. Ekologiya rib vodoyemov yuga Uzbekistana i sopredelnix respublik. - Tashkent: Fan, 1985. - 160 s. 2. Kamilov G.K. Ribi vodoxranilish Uzbekistana. - Tashkent: Fan, 1973. - 220 s 3. Mirabdullayev I.M., Mirzayev U.T., Kuzmetov A.R., Kimsanov 3 .0 . Uzbekistan va kushni xududlar balikdari anikdagichi. Ukuv kullanma. - Toshkent: Sano standart, 2011.- B . 56-57. 4. Pravdin I.F. Rukovodstvo po izucheniyu rib. 4-ye izd. - M.: Pishevaya promishlennost, 1966. - 376 s. 5. Salixov T.V., Kamilov B.G., Atadjanov A.K. Ribi Uzbekistana (opredelitel). Tashkent: «Chinor ENK», 2001. - S. 36-41.

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