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pro vyhledávání: '"M. B. Sayadnezhad"'
Publikováno v:
Proceedings of the British Society of Animal Science. 2005:125-125
Dystocia is defined as a prolonged, or difficult, parturition and is one of the most economically significant secondary traits. Any attempt for decreasing dystocia rate will result in decreasing farming cost and improving animal welfare. The dispropo