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Selektsiya Ovets Na Povyshenie Produktivnykh Kachestv
Selektsiya Ovets Na Povyshenie Produktivnykh Kachestv

Selektsiya Ovets Na Povyshenie Produktivnykh Kachestv

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Vpervye v praktike karakulevodstva putem selektsii v chistote sozdan novyy vnutriporodnyy tip mnogoplodnykh karakul'skikh ovets, sochetayushchikh estestvennuyu dvoynevost' s drugimi produktivnymi priznakami. Vyyavleny biologicheskie vozmozhnosti karakul'skikh ovets i povyshenie estestvennoy dvoynevosti v usloviyakh kruglogodichnogo pastbishchnogo soderzhaniya. Ustanovleny geneticheskie i drugie faktory, vliyayushchie na chastotu rozhdeniya dvoynevogo potomstva. Vyyavleny zakonomernosti o osobennosti rosta i razvitiya dvoynevykh yagnyat; rezervy uvelicheniya myasnoy produktivnosti karakul'skikh ovets. Vpervye dana kharakteristika gistomorfologicheskikh struktur kozhi i volosyanogo pokrova yagnyat, v zavisimosti ot tipa ikh rozhdeniya. Opredelena vozmozhnost' ispol'zovaniya geneticheskikh parametrov v selektsionnoy rabote na sochetanie estestvennoy dvoynevosti s vysokimi smushkovymi kachestvami pri rozhdenii. Vpervye okharakterizovana molochnost' karakul'skikh ovets v zavisimosti ot kolichestva yagnyat v priplode i ikh pola. Eksperimental'no izuchen polimorfizm belkov syvorotki krovi selektsionnogo stada; ustanovlena ego vzaimosvyaz' s khozyaystvenno-tsennymi priznakami karakul'skikh ovets.
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