Ombayev , A. Astrakhan breeds sheep of Kazakhstan [Text] / A. Ombayev , H. Ukbaev , R. Shamekenova , A. Abdurasulova // Қазақстан Республикасы Ұлттық ғылым академиясының хабарлары. Аграрлық ғылымдар сериясы. - 2020. - № 1 (55). - p. 17-24. ISSN 2224-526X.
The article describes the origin of the Karakul sheep, as well as information on the creation in Kazakhstan of a new Kazakh astrakhan-fat-tail sheep of astrakhan-meat-greasy productivity
Nasyiev, B. N. Application of mineral fertilizers in sunflower sowings in southern chernozem in agroclimatic conditions of Northern Kazakhstan, Kostanai region [Text] / B. N. Nasyiev, A. K. Dukeyeva , Y. E. Ayupov // Ғылым және білім. - 2023. - № 2-2 (71). - P. 271-278. - Bibliogr.: p. 276-277 ISSN 2305-9397.
The purpose of this work was to comparatively study and evaluate the effect of mineral fertilizers on the yield and oil content of sunflower in the North of Kazakhstan