Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Том 68 |
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Сторінка 66
So I chose silicates and other compounds of metals of still higher atomic weight ,
viz . , Barium , Lead and Bismuth as most promising materials to work with . In all
the artificial silicates there was some sodium silicate . Lead silicate gave a ...
So I chose silicates and other compounds of metals of still higher atomic weight ,
viz . , Barium , Lead and Bismuth as most promising materials to work with . In all
the artificial silicates there was some sodium silicate . Lead silicate gave a ...
Сторінка 152
But it was necessary first to prove that lead inhibits growth by cell division and
specifically . Using roots of seedlings grown in lead - containing culture solutions
it was found that a lead - containing deposit is concentrated in the meristematic ...
But it was necessary first to prove that lead inhibits growth by cell division and
specifically . Using roots of seedlings grown in lead - containing culture solutions
it was found that a lead - containing deposit is concentrated in the meristematic ...
Сторінка 154
found by a variety of tests under the microscope and otherwise that the lead
deposit is a combination between the metal and a sulfhydryl containing
compound , analogous to , if not glutathione itself . This finding , when correlated
with the fact ...
found by a variety of tests under the microscope and otherwise that the lead
deposit is a combination between the metal and a sulfhydryl containing
compound , analogous to , if not glutathione itself . This finding , when correlated
with the fact ...
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Mans Future in the Light of His Past and Present By Aleš | 1 |
Some Observations on Comparative Constitution in Man | 27 |
Lindeniopiper a Generic Segregate from Piper By William | 53 |
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Proceedings of the American Philosophical Society Held ..., Томи 1 – 2 Повний перегляд - 1838 |
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according activity American animals appear associated bella body Bradbury called Campos cause cell changes civilization collected complex concerned considerable consolidation container continuous course death definite direct discussion disease effect evidence existence fact factors further given gives greater growth head History human impacts important increase indicated individual influence instar interest John junius known larva larvæ later lead length less letter light limited lines living lower material matter means measure moults mountain nature neurones noted observed organism original perhaps period philosophers physical plants possible potential present probably problem progress railroad Read received referred relation result rock root Rousseau scree seems short side Society species stage structure third tion University waves World monkeys
Бібліографічна інформація
| Назва | Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Том 68 Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, American Philosophical Society Том 68 з серії Proceedings of the American Philosophical Society, American Philosophical Society |
| Автор | American Philosophical Society |
| Видавець | American Philosophical Society, 1929 |
| Експортувати бібліографічний опис | BiBTeX EndNote RefMan |