Studies on causes of infertility in slaughterred friesian cows in lybia

The aim of the present work was to study the causes of infertility, specially in ”repeat breeding” Friesiancows. So the animals which proved to be infertile after an accurate gynaecological examination and failed to res-poned to treatment were slaughtered. Three hundred fourtytwo Friesian cows were studied clinicalut er them 282~undtheirwere culledc genitalia were studied micorphologically,gross pathologically, ’histopathologically, histochemicallyand microbiologically in order to throw more light on thecauses ef ipfertility in Friesian cows in Libyarph’llogical and Gr~ss pathologicalstUdiesParameter eva.luation of the studied geni tali•The right and left ~varies have an average length,breadth, thickness and weight ef 3~57 cm, 3~27 cm; 2~35cm,1~83 cm, 1.70 cm - 9.82 gm, and 8.16 gm, respect-An average ’total length, breadth of fembriated expan-sion of 27.06 cm, 27.78 cm and 8.04 cm, 7.54 cm, for rightones respectively. The diameter of the ampulla.