ScienceJohn Michels (Journalist) 1958 |
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Стр. 319
... animals were run for periods of an hour a day , they usually maintained the same rate of self - stimulation throughout the hour and for as many days or months as they were tested . Such stable rates ( shown in Figs . 8 and 9 ) were ...
... animals were run for periods of an hour a day , they usually maintained the same rate of self - stimulation throughout the hour and for as many days or months as they were tested . Such stable rates ( shown in Figs . 8 and 9 ) were ...
Стр. 320
... animals were tested every day at a series of shock levels ; accordRESPONSES RESPONSES PEROIDS 8 MIN . 10,000 12 8 6 ... animals with electrodes implanted in forebrain and of others that had electrodes in hypothalamus , in a continuous 48 ...
... animals were tested every day at a series of shock levels ; accordRESPONSES RESPONSES PEROIDS 8 MIN . 10,000 12 8 6 ... animals with electrodes implanted in forebrain and of others that had electrodes in hypothalamus , in a continuous 48 ...
Стр. 1381
... animal's thorax was no longer pressed under the influence of its increased weight , the frequency of its breathing ... animal was subjected to the same acceleration as when the sputnik was put into orbit . " This is most probably ...
... animal's thorax was no longer pressed under the influence of its increased weight , the frequency of its breathing ... animal was subjected to the same acceleration as when the sputnik was put into orbit . " This is most probably ...
Содержание
Infrared absorption spectra of steroids | 11 |
K and J F Winn Renal | 12 |
Insecticide broadcast use of 462 effect | 25 |
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AAAS acid activity addition advance American animals annual appears application Association Atomic biological book review brain cells changes chemical chemistry Chicago College complete concentration containing cosmic ray culture Department Dept director discussion drugs effect electric electron energy engineering experiments fact field give given human important increase indicated industrial Institute interest International Italy laboratory light material measured Medical meeting ment method Michigan nature observed obtained operation organic percent period physical plant Pleistocene position possible present Press problems production recent record References response samples School Science scientific scientists Service session Society space tion United Univ University volume Washington Write York