Science, Volume 66John Michels American Association for the Advancement of Science, 1927 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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Results 1-5 of 99
Page vii
... Light and Darkness on , W. W. GARNER and H. A. ALLARD , 40 ; A. L. SOMMER , 482 PLASKETT , H. H. , Internal Constitution of the Stars , A. S. Eddington , 81 Plasma Calcium , W. R. TWEEDY , and S. B. CHANDLER , 194 Platinum Metals ...
... Light and Darkness on , W. W. GARNER and H. A. ALLARD , 40 ; A. L. SOMMER , 482 PLASKETT , H. H. , Internal Constitution of the Stars , A. S. Eddington , 81 Plasma Calcium , W. R. TWEEDY , and S. B. CHANDLER , 194 Platinum Metals ...
Page viii
... Light , 376 ; The Magneto - Optical Effect , 479 Thyroxin and Coat Color , H. B. TORREY , 380 Titchener , Edward Bradford , H. C. WARREN , 208 Titles and Labeling of Figures , C. T. Hurst , 37 Tobacco , Mosaic , the Virus of , C. G. ...
... Light , 376 ; The Magneto - Optical Effect , 479 Thyroxin and Coat Color , H. B. TORREY , 380 Titchener , Edward Bradford , H. C. WARREN , 208 Titles and Labeling of Figures , C. T. Hurst , 37 Tobacco , Mosaic , the Virus of , C. G. ...
Page 40
... LIGHT AND DARKNESS ON PLANT GROWTH IN earlier papers dating from 1920 , it has been shown that the relative length of the day and night may profoundly affect the course of development of plants . With many species flowering and fruiting ...
... LIGHT AND DARKNESS ON PLANT GROWTH IN earlier papers dating from 1920 , it has been shown that the relative length of the day and night may profoundly affect the course of development of plants . With many species flowering and fruiting ...
Page 41
... light and darkness , using for the purpose small light - proof compartments , with 1,000- watt Mazda lamps as the light source . Excess radiant heat energy from the lamps was prevented from reaching the plants by interposing a 2 - inch ...
... light and darkness , using for the purpose small light - proof compartments , with 1,000- watt Mazda lamps as the light source . Excess radiant heat energy from the lamps was prevented from reaching the plants by interposing a 2 - inch ...
Page 42
... light and darkness and slightly less than half of that produced under continuous illumination . With the soybeans this relation did not hold , the combined dry weight produced under continuous illumination being only slightly greater ...
... light and darkness and slightly less than half of that produced under continuous illumination . With the soybeans this relation did not hold , the combined dry weight produced under continuous illumination being only slightly greater ...
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Popular passages
Page 9 - June 30, 1951, there is hereby authorized to be appropriated a sum not to exceed...
Page 287 - New occasions teach new duties ; Time makes ancient good uncouth ; They must upward still, and onward, who would keep abreast of Truth ; Lo, before us gleam her camp-fires ! we ourselves must Pilgrims be, Launch our Mayflower, and steer boldly through the desperate winter sea, Nor attempt the Future's portal with the Past's blood-rusted key.
Page 122 - True, I talk of dreams; Which are the children of an idle brain, Begot of nothing but vain fantasy, Which is as thin of substance as the air, And more inconstant than the wind...
Page 31 - RESOLUTIONS RESOLUTION ON TRANSLATIONS OF REPORTS ON SEISMOLOGICAL INVESTIGATIONS PUBLISHED IN THE JAPANESE LANGUAGE (Submitted by Section of Seismology and adopted at general assembly of the Union, April 29, 1927) Whereas, it has become known that the reports of much of the seismological investigations carried on in Japan will hereafter be published in the Japanese language only, and Whereas, This procedure is calculated to deprive most of the American students in this field of research of the advantages...
Page 256 - Competitors will not be required to report for examination at any place, but will be rated on their education, training, and experience; and writings to be filed with the application.
Page 205 - No structure found in the brain of an ape is lacking in the human brain, and, on the other hand, the human brain reveals no formation of any sort that is not present in the brain of the gorilla or chimpanzee. . . . The only distinctive feature of the human brain is a quantitative one.
Page 389 - Howard is a member of the National Academy of Sciences, the American Philosophical Society, and the American Academy of Arts and Sciences. He...
Page 204 - To unravel Man's pedigree, we have to thread our way, not along the links of a chain, but through the meshes of a complicated network.
Page 48 - a defective gene — such a thing as produces diabetes, cretinism, feeblemindedness — is a frightful thing; it is the embodiment, the material realization of a demon of evil; a living self-perpetuating creature, invisible, impalpable, that blasts the human being in bud or leaf. Such a thing must be stopped wherever it is recognized."32 Fisher's primary criticism was levelled at the use of Hardy's table to demonstrate the inefficacy of selection.
Page 207 - What is Man's origin ? Was Darwin right when he said that Man, under the action of biological forces which can be observed and measured, has been raised from a place amongst anthropoid apes to that which he now occupies ? The answer is Yes ! and in returning this verdict I speak but as foreman of the jury — a jury which has been empanelled from men who have devoted a lifetime to weighing the evidence.