Nature, Volume 94Sir Norman Lockyer Macmillan Journals Limited, 1915 - Electronic journals |
From inside the book
Results 1-5 of 100
Page xvii
... Species : Cross between Oak and Walnut , N. B. Pierce , 34 ; Plant Life at the Snow Line , J. Braun , 39 ; Introduction to Botany , J. Y. Bergen and Prof. O. W. Caldwell , 57 ; Flora of Norfolk , W. A. Nicholson , 57 ; Wild Flowers as ...
... Species : Cross between Oak and Walnut , N. B. Pierce , 34 ; Plant Life at the Snow Line , J. Braun , 39 ; Introduction to Botany , J. Y. Bergen and Prof. O. W. Caldwell , 57 ; Flora of Norfolk , W. A. Nicholson , 57 ; Wild Flowers as ...
Page 6
... species of vege- tation vanished , the surface became denuded of humus , and the underlying stones and gravels were exposed . In one pueblo in Arizona bones of thirty- seven species of animals were discovered in the rubbish heaps ; it ...
... species of vege- tation vanished , the surface became denuded of humus , and the underlying stones and gravels were exposed . In one pueblo in Arizona bones of thirty- seven species of animals were discovered in the rubbish heaps ; it ...
Page 17
... Species . THE opening years of the present century have witnessed a remarkable development of biology as an experimental science , a development which , however full of promise it may be for the future , for the time being appears to ...
... Species . THE opening years of the present century have witnessed a remarkable development of biology as an experimental science , a development which , however full of promise it may be for the future , for the time being appears to ...
Page 22
... species , or even of the two sexes of the same species , do exhibit distinctly recognisable differences in chemical composition . It also appears highly probable , if not certain , from such experiments as those of Agar upon ...
... species , or even of the two sexes of the same species , do exhibit distinctly recognisable differences in chemical composition . It also appears highly probable , if not certain , from such experiments as those of Agar upon ...
Page 23
... species , though there are , of course , exceptions . ( 2 ) They might be so alike as to be able to amalgamate more ... species , does not justify us in accepting the grotesque view - as it appears to me- that all species have arisen by ...
... species , though there are , of course , exceptions . ( 2 ) They might be so alike as to be able to amalgamate more ... species , does not justify us in accepting the grotesque view - as it appears to me- that all species have arisen by ...
Contents
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xxv | |
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xxix | |
xxxiv | |
xxxv | |
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371 | |
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437 | |
31 | |
59 | |
66 | |
86 | |
113 | |
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286 | |
440 | |
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528 | |
585 | |
588 | |
601 | |
608 | |
611 | |
663 | |
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691 | |
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Common terms and phrases
Agriculture animals appears applied Australia British Association Carboniferous character chemical climate College colour comet course Cretaceous crust curve D'Arcy Thompson deal described discussion disease earth effect engineering enzymes expedition experiments fact Fisheries flora geological give given illustrated important increase India interesting investigation islands isostasy J. J. Thomson Joseph Larmor land larvæ lectures lines lithosphere London malaria material mathematical matter ment Mesozoic methods miles Museum natural observations Observatory obtained October organisation organism origin paper period Permian photographs Phylloglossum physical plants plates possible practical present Price problems produced Prof protozoa published rainfall recent records regard Royal scientific Society soil South South Africa species square miles stress summer belt surface telegraphy temperature theory tidal friction tion University various velocity Western Australia
Popular passages
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Page 83 - The which observed, a man may prophesy, With a near aim, of the main chance of things As yet not come to life ; which in their seeds, And weak beginnings lie intreasured. Such things become the hatch and brood of time...
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Page 35 - Purely untutored humanity, it is true, interferes comparatively little with the arrangements of nature, and the destructive agency of man becomes more and more energetic and unsparing as he advances in civilization, until the impoverishment, with which his exhaustion of the natural resources of the soil is threatening him, at last awakens him to the necessity of preserving what is left, if not of restoring what has been wantonly wasted.
Page 248 - Instead of the circular hole, 'tis better to substitute an oblong hole, shaped like a long parallelogram, with its length parallel to the prism. For if this hole be an inch or two long and but a tenth or twentieth part of an inch broad or narrower, the light of the image will be as simple as before, or simpler, and the image will become much broader and therefore more fit to have experiments tried in its light than before.
Page 37 - Walbrook, and so into the Thames. And by these degrees was this fen or moor at length made main and hard ground, which before being overgrown with flags, sedges, and rushes, served to no use...
Page 43 - My first child was born on December 27th, 1839, and I at once commenced to make notes on the first dawn of the various expressions which he exhibited, for I felt convinced, even at this early period, that the most complex and fine shades of expression must all have had a gradual and natural origin.