The student's manual of yeast culture / by Grove Johnson.

  • Johnson, Grove.
Date:
[1908?]
Catalogue details

Licence: In copyright

Credit: The student's manual of yeast culture / by Grove Johnson. Source: Wellcome Collection.

    28/220 (page 4)
    produce definite results, and that such results may- be controlled should essential primary conditions be observed. In order, therefore, to achieve a specific object we are bound to select and propagate under favour- able conditions a type or types of yeast suitable to that purpose. The advantages of applying the foregoing prin- ciple, being self-evident, need not be enlarged upon. Our desire, then, being to achieve a definite object, all that scientific investigators have made clear to us is at our disposal to assist us in ob- taining it—that is to say, a definite instead of an indefinite result. We have facts at hand (thanks to the unremitting labours of enthusiasts) that issues exceedingly wide and variable may be controlled, should correct means be employed to attain them, that it is difficult for us to believe at the present time that the world in general received Pasteur-’s great truths—now