00766naa a2200181 a 450000100080000000500110000800800410001902400310006010000210009124500650011226000090017752002700018665000100045665300150046670000190048170000230050077300610052312235562016-06-06       1980    bl uuuu     u00u1 u    #d7 a10.1136/vr.107.21.4892DOI1 aMORAES, J. C. F.  aChromosome studies in Brazilian rams.h[electronic resource]  c1980  aA total of 127 rams from four breeds of sheep was karyotyped; 2.5 per cent had karyotype abnormalities. Two types of chromosomal variations were detected, both numerical mixopolids. From these animals, two presented a karyotype 54,XY/55,XY+mar and one 54,XY/55,XYY.  aOvino  aCromossomo1 aMATTEVI, M. S.1 aFERREIRA, J. M. M.  tVeterinary Recordgv. 107, n. 21, p. 489-490, Nov. 1980.