Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Том 69American Philosophical Society, 1930 |
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Сторінка 53
... precipitation constantly exceeds the evaporation . P > E. ( 2 ) Regions where during part of the year ( wet season ) pre- cipitation exceeds evaporation , and evaporation ex- ceeds precipitation during the remainder of the year ( dry ...
... precipitation constantly exceeds the evaporation . P > E. ( 2 ) Regions where during part of the year ( wet season ) pre- cipitation exceeds evaporation , and evaporation ex- ceeds precipitation during the remainder of the year ( dry ...
Сторінка 298
... precipitation reaction which involves calcium . Hence the term surface precipitation reaction , which I suggested two or three years ago . I have studied the surface precipitation reaction in the cells of worms , of clams , of crabs ...
... precipitation reaction which involves calcium . Hence the term surface precipitation reaction , which I suggested two or three years ago . I have studied the surface precipitation reaction in the cells of worms , of clams , of crabs ...
Сторінка 300
... precipitation reaction not immediately take place within the cell ? The answer or at least a part of the answer is that cal- cium is not free , but is bound chemically . It is only necessary to free calcium in the cell , and immediately ...
... precipitation reaction not immediately take place within the cell ? The answer or at least a part of the answer is that cal- cium is not free , but is bound chemically . It is only necessary to free calcium in the cell , and immediately ...
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