The attempt to obtain in commercial sheep farms, all the year round rhythmic supply of lambs for fattening by application of 3 matings during 2-year period
RU
Popytka obespechenija v tovyrnyh ovcharnyah ritmichnego na protjazhenii goda predlozhenija jagnjat dlja otkormochnyh ferm pri primenenii 3 sparivanij na protyazhenii 2 let