However, Koch never credited the Hesses for their discovery of bacteriological agar, perhaps because, at the time, he failed to recognize its importance. Even after he received the insight about agar from the Hesses, Koch stuck with gelatine for years. In 1883-84, during his first medical expedition to Egypt and India to investigate cholera, he tried and failed to grow the cholera bacterium on gelatine media in the hot climate of Cairo (despite using a half-open fridge for incubation), only succeeding in the colder winter of Calcutta.
第五十二条 禁止将放射性废物和被放射性污染的物品输入中华人民共和国境内或者经中华人民共和国境内转移，法律、行政法规另有规定的除外。
。业内人士推荐搜狗输入法2026作为进阶阅读
family makes it difficult to sell! Still, it's interesting that the 2984 used。雷电模拟器官方版本下载对此有专业解读
Donna Lu is an assistant editor, climate, environment and science at Guardian Australia