FARGʻONA VILOYATI QOʻSHTEPA TUMANI ZOVURLARI BALIQLARINING UZUNLIK VA OGʻIRLIK MUNOSABATLARI

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Sheraliyev Baxtiyor Maxmutali oʻgʻli
Xalimov Sharofiddin Axadjon oʻgʻli

Annotatsiya

Fargʻona viloyati Qoʻshtepa tumani hududidagi zovurlarda tarqalgan 7 mahalliy va invaziv baliq turlari - Abbottina rivularis, Alburnus sp., Gobio lepidolaemus, Petroleuciscus squaliusculus, Pseudorasbora parva, Rhodeus ocellatus, Triplophysa strauchii ning uzunlik va ogʻirlik munosabatlari oʻrganildi. Oʻlchovlar umumiy uzunlik (0,1 sm aniqlikda) va umumiy ogʻirlik (0,1 g aniqlikda) koʻrsatkichlarida hisoblanilgan. Uzunlik va ogʻirlik munosabatlarining parametrlari uzunlikka nisbatan ogʻirlikning chiziqli logarifmik regressiya modeli yordamida aniqlandi, bunda regressiya qiyaligi uchun b ning qiymatlari 3 dan yuqori va past boʻlgan qiymatlar mos ravishda ijobiy va salbiy allometrik oʻsishni koʻrsatadi. Tadqiqot davomida b ning koʻrsatkichlari 3,012 (Triplophysa strauchii) dan 3,260 (Rhodeus ocellatus) gacha holatda boʻldi. Korrelyatsiya koeffitsiyenti (r2) qiymatlari 0,980 dan 0,998 gacha oʻzgarib, uzunlik va ogʻirlik oʻrtasidagi kuchli ijobiy munosabatni koʻrsatadi.

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Bo‘lim
Biologiya
Mualliflar biografiyasi

Sheraliyev Baxtiyor Maxmutali oʻgʻli, Fergana State University

Fargʻona davlat universiteti Zoologiya va umumiy biologiya kafedrasi mudiri, b.f.f.d. (PhD)

Xalimov Sharofiddin Axadjon oʻgʻli, Fergana State University

Fargʻona davlat universiteti biologiya yoʻnalishi talabasi

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