نتایج جستجو برای: cattle breeding

تعداد نتایج: 104336  

Journal: :Reproduction, nutrition, development 1991
T Greve V Madison

In vitro maturation and fertilization of cattle oocytes and subsequent in vitro culture of zygotes and embryos is discussed in the context of recent encouraging data. Mass production of embryos produced in this way in the future will have a great impact on animal production and animal breeding plans, for example the so-called MO-ET (multiple ovulation and embryo transfer) plan which aims at est...

Journal: :Kansas Agricultural Experiment Station Research Reports 1968

Journal: :Hungarian Agricultural Engineering 2014

Journal: :Journal of Animal Science 2018

Journal: :BIO web of conferences 2023

The development of livestock in industrialized nations has shown that when breeding activity is well-organized, it feasible to enhance breeds and quickly boost output. Famous including the Holstein, Swiss, Simmental, Hereford, Brangus, Charolais, Kian, many other dairy meat came into being. In article republican system, improvement methods, such as evaluation selection sorting cattle according ...

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