Science, Том 118John Michels (Journalist) American Association for the Advancement of Science, 1883 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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... plant mate- rial that has been impregnated with calcium or mag- nesium carbonate , iron sulfides , and minor amounts ... plant stems , roots , leaves , and fructifications , but a few of these coal balls are remarkable because they carry ...
... plant mate- rial that has been impregnated with calcium or mag- nesium carbonate , iron sulfides , and minor amounts ... plant stems , roots , leaves , and fructifications , but a few of these coal balls are remarkable because they carry ...
Стр. 354
... Plant Industry , Solls , and Agricul- tural Engineering , and the University of Maryland . TABLE 1 EFFECT OF BORON ( APPLIED AS BORIC ACID ) , SUCROSE , AND BORON PLUS SUGAR ON THE TRANSLOCATION OF 2,4 - DNH , BY BEAN PLANTS * Plant ...
... Plant Industry , Solls , and Agricul- tural Engineering , and the University of Maryland . TABLE 1 EFFECT OF BORON ( APPLIED AS BORIC ACID ) , SUCROSE , AND BORON PLUS SUGAR ON THE TRANSLOCATION OF 2,4 - DNH , BY BEAN PLANTS * Plant ...
Стр. 731
... plants with large breeding factors , the same techniques can be applied with comparable eco- nomic gains to plants with small breeding factors and even nonbreeders . The only true significance of a plant that produces more fissionable ...
... plants with large breeding factors , the same techniques can be applied with comparable eco- nomic gains to plants with small breeding factors and even nonbreeders . The only true significance of a plant that produces more fissionable ...
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serodiagnosis of syphilis | 55 |
serum cancer and ion exchange | 114 |
schizophrenic stress and toxicity | 132 |
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