圖像加註文字，格蕾絲·貝爾和史蒂文·鮑威爾帶著他們的兒子雨果Article InformationAuthor, 菲莉帕·羅克斯比（Philippa Roxby）
The change to agar was a marked improvement. The jelly is so effective that it is still an invariable ingredient in what is known today as the “Koch’s plating technique” or the “culture plating method.” As Koch himself noted in 1909: “These new methods proved so helpful…that one could regard them as the keys for the further investigation of microorganisms…Discoveries fell into our laps like ripe fruits.”
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