Creangă, ȘteofilRoșca Dulgheru, Nicoleta2023-02-142023-02-142022-09-232023Roșca Dulgheru, Nicoleta. 2022. Research on the establishment of selection indices of Holstein-Friesian cattle. Doctoral thesis, University of Agricultural Sciences and Veterinary Medicine of Iasi, Roumania. (https://repository.uaiasi.ro/xmlui/handle/20.500.12811/3056).https://repository.iuls.ro/handle/20.500.12811/3056application/pdfroindici de selecţierasa Holstein-Frizăvaloarea de ameliorareselection indicesHolstein-Friesian breedanimal breedingCercetări privitoare la stabilirea unor indici de selectie a taurinelor din rasa Holstein-FrizăResearch on the establishment of selection indices of Holstein-Friesian cattleThesis