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.
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。关于这个话题，同城约会提供了深入分析
Москвичи пожаловались на зловонную квартиру-свалку с телами животных и тараканами18:04
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在讨论蒸馏这件事之前，先看看 Lambert 的话为什么值得听。