| Abstract: |
A total of 144 individual samples, 96 for bacteriologicalexamination. [24 from each of skin (pre-colacal and neck skin), liver,heart and muscle (breast and thigh musclesj] and 48 muscle samplesfor chemical examination identified as 32 fresh samples (16 of each ofthe breast and thigh muscles) and 16 frozen samples (8 of each of thebreast and thigh muscles). Samples were collected from 24 Egyptian-Balady duck carcasses (8 duck carcasses were prepared at poulterers!shops and 8 were purchased as prepared and frozen for one month,from different shops and supermarkets in Cairo and Giza Provinces,while the last 8 carcasses were prepared at home).The bacteriological examination revealed that the Aerobic platecount /gm of the skin were 47xl06 ± 10x106, 38xl05 ± 99xl04 and84xl03 ± 33xl03, and for liver 39xl05 ± llxl05, 24xl04 ± 59xl03and 19x102 ± 92, while for heart, 51xl04 ± 12xl04, 40xl03 ± 62xl02and 13 x 102 ± 59, but for muscle such counts were 3 8x 103 ± 86x 102,8lxl0 ± 39 and 53xl0 ± 35 for duck carcasses prepared at poulterers!shops, frozen and home prepared respectively.
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