ScienceJohn Michels (Journalist) 1952 |
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Стр. 8
... appear in the senile stage . If so , the low mineral form - content is characteristic of both juvenile and senile stages of the pedogenesis . It is possible also that the trace metals chelated by the organic fraction of the soil complex ...
... appear in the senile stage . If so , the low mineral form - content is characteristic of both juvenile and senile stages of the pedogenesis . It is possible also that the trace metals chelated by the organic fraction of the soil complex ...
Стр. 279
... appearing from the dark - incubated tubes in all cases . Appearing among the colonies on the 65 - hr plate just ... appear colorless under the microscope , and their chloroplasts are slightly distorted . The dark - grown colonies ...
... appearing from the dark - incubated tubes in all cases . Appearing among the colonies on the 65 - hr plate just ... appear colorless under the microscope , and their chloroplasts are slightly distorted . The dark - grown colonies ...
Стр. 333
... appear in the developing egg or embryo in the oviduct . ( 4 ) The aphid particles are said to have been grown in ... appears to be the most critical question in this respect , and I feel that until someone can show conclusively that the ...
... appear in the developing egg or embryo in the oviduct . ( 4 ) The aphid particles are said to have been grown in ... appears to be the most critical question in this respect , and I feel that until someone can show conclusively that the ...
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AAAS acid activity American amino acid animals Annual appointed Association awarded Bentley Glass Biol biological blastocyst blood Cancer catalase cells chairman Chem Chemical Chemistry Chicago chlorophyll clinical colchicine College Committee compounds concentration Conference Congress cortisone Council culture cursor curve cytochrome Department director Division effect engineering enzyme experimental experiments Exptl field glucuronic acid glutathione growth helium hesperidin Hospital Ibid Illus indicated injection Institute insulin International investigation Laboratory Manuscript received measured Medical Medicine ment methanol method mice midden mo pregnant National normal observed obtained organic oxide paper Patient penicillin physical physiology pipettes plant polymyxin present president problems production professor protein reaction samples School Science scientific scientists Section Sept Society sodium solution specific spectra strain streptomycin Table temperature tion tissue tracking tube tuberculosis tumor tyrosinase University uraninite volume Washington York zinc