The influence of synchronisation of the oestrus period, PMSG administration and flushing on: oestrous and conception of South African mutton merino ewes: The effects of MAP + PMSG and of flushing, during the breeding season, on oestrus and conception were…
Oestradiol benzoate (ODB) injection of ewes isolated from rams for three months during the anoestrous season resulted in a significantly greater (P<0,001) incidence of oestrus than in anoestrous ewes not isolated from rams. Mating was initiated after a shorter latent…
The use of selection indices for merino sheep: An index selection scheme for Merino sheep is proposed. It is recommended that for the preliminary selection of young replacement material all available animals should be classed subjectively for breed characteristics and…
The inheritance of measured hair length was studied in a population of 1595 karakul lambs sired by 100 rams. An estimate of 0,35 (10,08)was obtained for heritability (h2) of hair length. Phenotypic and genetic correlations between measured values of hair…
