Nature, Količina 92Sir Norman Lockyer Macmillan Journals Limited, 1913 |
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Stran 112
... algæ dates from a considerably later period . It will be best first to review the chief genera which appear to be referable to the calcareous algæ , and afterwards to show the part they play as rock- builders in the different geological ...
... algæ dates from a considerably later period . It will be best first to review the chief genera which appear to be referable to the calcareous algæ , and afterwards to show the part they play as rock- builders in the different geological ...
Stran 113
... algæ . In 1891 Rothpletz noticed that some of the speci- mens of Girvanella which he had examined were characterised by dichotomous branching of the tubes ; on this account he removed the genus from the Rhizo- pods to the calcareous algæ ...
... algæ . In 1891 Rothpletz noticed that some of the speci- mens of Girvanella which he had examined were characterised by dichotomous branching of the tubes ; on this account he removed the genus from the Rhizo- pods to the calcareous algæ ...
Stran 114
... algæ is much more extensive . The interest originally aroused on the Continent by the writings of Phillipi , of Unger of Vienna , Cohn , Rosanoff , Gümbel , Saporta , and Munier - Chalmas has been further main- tained in our own time by ...
... algæ is much more extensive . The interest originally aroused on the Continent by the writings of Phillipi , of Unger of Vienna , Cohn , Rosanoff , Gümbel , Saporta , and Munier - Chalmas has been further main- tained in our own time by ...
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Hurry Dr J B Ideals and Organisation of a Medical | 13 |
Hurst Major C C Genetics 490 | 63 |
Shipley Dr A E Guy A K Marshall Fauna of British Sullivan M X and F R Reid Soil Catalysis 560 | 85 |
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acid æther agricultural algæ animals appears applied atom British Association carbon Carboniferous cell cent chemical chemistry College comet committee connection cotyledon course deal described discovery discussion edition effect electric engineering experimental experiments fact genus geological given helium Hermann et Fils homoplasy hydrogen hypocotyl illustrated important Institute interest investigation J. J. Thomson laboratory lambdoid suture larvæ lectures limestone lines London magnetic matter ment metal method molecule Museum National Physical Laboratory nature November observations obtained October oolitic Ordovician organic origin paper physical Piltdown plants plates practical present Price problem Prof published radio-active radium recent reference regard region rocks Royal Society scientific Solenopora South species specimens spectra structure telegraphy temperature theory tion tubes University velocity volume xylem