Science, Том 134John Michels (Journalist) American Association for the Advancement of Science, 1961 Since Jan. 1901 the official proceedings and most of the papers of the American Association for the Advancement of Science have been included in Science. |
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... light ; about X 9.3 ] impurity content but with a finer , uneven texture would. color in two ways : ( i ) by their influence on the ratio of transmitted light to reflected light , and ( ii ) by their absorption of light . The surfaces ...
... light ; about X 9.3 ] impurity content but with a finer , uneven texture would. color in two ways : ( i ) by their influence on the ratio of transmitted light to reflected light , and ( ii ) by their absorption of light . The surfaces ...
Стр. 733
... light . In order to determine what wavelengths of light are capable of eliciting a phototropic response , Corning glass filters were interposed between the lamp and the cultures . Phototropism was induced not only by light passed ...
... light . In order to determine what wavelengths of light are capable of eliciting a phototropic response , Corning glass filters were interposed between the lamp and the cultures . Phototropism was induced not only by light passed ...
Стр. 15
... Light Abstract . When gametophytes of Onoclea sensibilis are grown in darkness a filament of a few cells develops which elongates at a constant rate . Low dosages of red light given at the beginning of growth increase the rate of ...
... Light Abstract . When gametophytes of Onoclea sensibilis are grown in darkness a filament of a few cells develops which elongates at a constant rate . Low dosages of red light given at the beginning of growth increase the rate of ...
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Millipore | 640 |
DETERMINATION | 654 |
Particles containing lead in both soluble | 672 |
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