The Popular Science Review: A Quarterly Miscellany of Entertaining and Instructive Articles on Scientific Subjects, Volume 12James Samuelson, Henry Lawson, William Sweetland Dallas Robert Hardwicke, 1873 |
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Página 35
... influenced by the result of the contest of which we are about to speak . Edward Forbes was wont to say that the movement ... influence of that hostile " environment " to which , under natural circumstances , it would be subjected . It is ...
... influenced by the result of the contest of which we are about to speak . Edward Forbes was wont to say that the movement ... influence of that hostile " environment " to which , under natural circumstances , it would be subjected . It is ...
Página 38
... influences very materially the struggle we have been alluding to . A very slight change in climatal conditions - produced , for instance , by the growth of sheltering trees , or by the drainage of the soil - may be followed by the ...
... influences very materially the struggle we have been alluding to . A very slight change in climatal conditions - produced , for instance , by the growth of sheltering trees , or by the drainage of the soil - may be followed by the ...
Página 40
... influence is due to any excre- mentitious product from the plant , the verdict given by modern physiologists amounts to " not proven . " Some would even say " not guilty ; " but we do not see clearly how those who take this view can ...
... influence is due to any excre- mentitious product from the plant , the verdict given by modern physiologists amounts to " not proven . " Some would even say " not guilty ; " but we do not see clearly how those who take this view can ...
Página 44
... influenced by the nature of the soil ; thus the couch - grass was ultimately spread over all the plots , whether of sand , or of loam , or of lime , whether drained or undrained . So also with Poa pratensis and Potentilla reptans . So ...
... influenced by the nature of the soil ; thus the couch - grass was ultimately spread over all the plots , whether of sand , or of loam , or of lime , whether drained or undrained . So also with Poa pratensis and Potentilla reptans . So ...
Página 52
... influence of the venom , where a more weakly subject would probably succumb . There is still less evidence of the homicidal powers of the other Indian Crotalida . Of these the most interesting is the genus Halys , represented by two ...
... influence of the venom , where a more weakly subject would probably succumb . There is still less evidence of the homicidal powers of the other Indian Crotalida . Of these the most interesting is the genus Halys , represented by two ...
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