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Gozdarski inštitut Slovenije, Gozdarska knjižnica, Ljubljana (GIS)
  • Reproduction characteristics of sheep in the Slovene karst region
    Kosec, Marjan ...
    In the Center for Sustainable Recultivation of karst on Vremščica, analysis of certain reproduction characteristics of the Istrska Pramenka breed in seasons 2001-2004 have been done. There were from ... 500 to 600 sheep in thew flock, from which 356 to 438 were bred annually. At the time of breeding the ewes per ram ratio was 21:1. Of all bred ewes 96.48% carried to term successfully of which had 66.53% singlets, 32.54% twins, 0.76% triplets and 0.09% had quadruplets. On the average three was 1.34% lambs per ewe. 1.45% were stillborn lambs, from birth to weaning 4.93% lambs died. There were 1.09%abortions on the average in this period.
    Vrsta gradiva - prispevek na konferenci
    Leto - 2004
    Jezik - angleški
    COBISS.SI-ID - 1634952