Sudika V. Optimization of selection process in populations of dairy cattle

Українська версія

Thesis for the degree of Candidate of Sciences (CSc)

State registration number

0404U003726

Applicant for

Specialization

  • 06.02.01 - Розведення та селекція тварин

13-10-2004

Specialized Academic Board

Д 27.355.01

Institute of Animal Breeding and Genetics nd. a. M.V.Zubets of NAAS

Essay

There are the laid out results of researches in work, optimizations of selection process in population of black-and-white and redder-pock-marked milk cattle of the Kiev region are devoted. It is set that the actual selection of black-and-white cattle provided annual genetic progress after a yield at level 16,5 kg of milk in a year, or on 0,61%, and in population of redder-pock-marked cattle this index made 10,4 kg of milk accordingly, or 0,22%. Optimization of the programs of selection enables to promote genetic progress after a yield in population of black-and-white cattle of to 73,9 kg, and redder-pock-marked - 37,2 kg.

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