论文部分内容阅读
将市售各种商标的冻鸡肉,于4℃解冻后,取其一半置于灭菌的聚乙烯袋内与150 ml蛋白胨水摇动30秒种,然后将此蛋白胨水用琼脂平板作需氧菌计数,用紫红胆汁琼脂作大肠菌群计数,并用此蛋白胨水作胚胎弯曲杆菌、小肠结肠炎耶尔森氏菌和沙门氏菌检验。所得结果如下。在6种不同商标的82份冻鸡肉样品中,有18份样品(22.0%)检出胚胎弯曲杆菌空肠亚种,所有样品均未检出胚胎弯曲杆菌肠道亚种;有20份样品(24.5%)检出小肠结肠炎耶
The commercially available frozen chicken meat, after thawing at 4 ° C, take one half of it in sterile polyethylene bags and shake with 150 ml peptone water for 30 seconds, and then use peptone water agar plate as aerobic bacteria Count, with purple bile agar as coliform count, and use this peptone water as embryogenesis Campylobacter, Yersinia enterocolitica and Salmonella test. The results obtained are as follows. Among 82 frozen chicken samples of 6 different brands, 18 samples (22.0%) detected Campylobacter jejuni subsp. All samples did not detect Campylobacter fetus; 20 samples (24.5 %) Detection of enterocolitis Yeah