. British bee journal & bee-keepers adviser. Bees. I'ig. 6. No. 1 Ocular. Mngiiilied 1,500 times. Oil imm. Fig. No. 1 Ocular. things to disease later on. To those desirous of tracing the complete life history of £. alvei, it is neces- —' sary to make at least five sub- cultures from the original, each of which cultures must be upon diff'erent media. Careful ob- servations must also be made to ensure that through every stage the same dis- tinct phenomena exist, in order to ensure that when the last degree of cultivation has been reached we have B. alvei in, so to speak, its purest form. The
. British bee journal & bee-keepers adviser. Bees. I'ig. 6. No. 1 Ocular. Mngiiilied 1,500 times. Oil imm. Fig. No. 1 Ocular. things to disease later on. To those desirous of tracing the complete life history of £. alvei, it is neces- —' sary to make at least five sub- cultures from the original, each of which cultures must be upon diff'erent media. Careful ob- servations must also be made to ensure that through every stage the same dis- tinct phenomena exist, in order to ensure that when the last degree of cultivation has been reached we have B. alvei in, so to speak, its purest form. The photographs illus- trating this article have been made from this cultivation. The micro, slides I have made (over sixty in number) illustrate from nature almost every degree of cultivation possible. Beginning with the diseased matter in an infected comb, they pass onward to the bodies of queens and bees from diseased stocks and continue right down Ma?iiifled 2,000 Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original London
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Keywords: ., bookcentury, bookdecade1870, bookpublisherlondon, booksubjectbees
