Science, Opseg 22John Michels (Journalist) American Association for the Advancement of Science, 1893 |
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Stranica 7
... causes which the various writers have assigned as probably inducing variation may be mentioned . Deficiency of lime in the soil produces thin , horny shells , and in some degree may cause change in their shape . Moisture , when ...
... causes which the various writers have assigned as probably inducing variation may be mentioned . Deficiency of lime in the soil produces thin , horny shells , and in some degree may cause change in their shape . Moisture , when ...
Stranica 8
... causes , I would suggest , first , that the manner of variation should be investigated and described , and , second , the exact nature of the surroundings as regards possible causes , always bearing in mind the conditions under which ...
... causes , I would suggest , first , that the manner of variation should be investigated and described , and , second , the exact nature of the surroundings as regards possible causes , always bearing in mind the conditions under which ...
Stranica 15
... cause for their fickleness . Any place seems good enough for this bird to start a nest - though as I have just stated they are more particular about its final location . Many people here bave put small wooden boxes at their gates for ...
... cause for their fickleness . Any place seems good enough for this bird to start a nest - though as I have just stated they are more particular about its final location . Many people here bave put small wooden boxes at their gates for ...
Stranica 18
... cause of the normal or abnormal condition of oneself . " In other words , a man is sane or insane according to the proper or improper agreement of the mind and its ideas , the ideas the un- derstanding conceives ; and , therefore ...
... cause of the normal or abnormal condition of oneself . " In other words , a man is sane or insane according to the proper or improper agreement of the mind and its ideas , the ideas the un- derstanding conceives ; and , therefore ...
Stranica 19
... cause the sensations of red , green and blue . But when all three of these.substances are present at once they recombine to produce the exciter of the grey sensation , and thus it happens that the objective mixing of three colors , in ...
... cause the sensations of red , green and blue . But when all three of these.substances are present at once they recombine to produce the exciter of the grey sensation , and thus it happens that the objective mixing of three colors , in ...
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