ScienceJohn Michels (Journalist) 1938 |
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Стр. 120
... become visible because of the accumulation of traces of oil from motor boats , floating leaves or bubbles . Streaks are usually much more prominent in rivers contaminated by industrial oils or by organic matter from swamps . A gram of ...
... become visible because of the accumulation of traces of oil from motor boats , floating leaves or bubbles . Streaks are usually much more prominent in rivers contaminated by industrial oils or by organic matter from swamps . A gram of ...
Стр. 407
... become acquainted with the main facts about cancer and espe- cially with the early signs of its major forms . He should indulge in periodic examinations by a competent physician , running down suspicious signs , detecting and discarding ...
... become acquainted with the main facts about cancer and espe- cially with the early signs of its major forms . He should indulge in periodic examinations by a competent physician , running down suspicious signs , detecting and discarding ...
Стр. 478
... become co - extensive with the field of preventive medicine , which we talk about to - day , and dream about for to - morrow . ( 5 ) A new problem now confronts the workers in physiology , or at least a different aspect of the prob- lem ...
... become co - extensive with the field of preventive medicine , which we talk about to - day , and dream about for to - morrow . ( 5 ) A new problem now confronts the workers in physiology , or at least a different aspect of the prob- lem ...
Содержание
Sci 105 | 1 |
KINARD F W South Carolina Academy of Science 553 | 22 |
FINKELSTEIN R and J M BIRKELAND Action of Sul | 43 |
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Academy acid active Advancement of Science Agriculture American Association animals annual appointed ascorbic acid Asso awarded bacilli biological Botanical California cancer cells cent chairman Chem chemical chemistry College Columbia University committee Copley Medal Council culture deuterium director disease effect elected engineering epilimnion experimental experiments fessor field geologic Grand Central Terminal growth guanidine Harvard held Hospital human increase industry infected Institute interest investigation John Jour laboratory lecture Medal Medical School medicine meeting ment methods Museum National nature Observatory observed organization papers particle physical physiological plants present president problems produced professor protein rats recent reported SCIENCE FRIDAY scientific secretary Section selenium session Sigma Xi Smithsonian Institution Building solution species stearic acid strains surface symposium syphilis temperature tion tissue treatment tuberculosis versity vice-president virus Washington William York York City zoology