The Physical Basis of SocietyD.Appleton, 1928 - 526 من الصفحات |
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النتائج 6-10 من 96
الصفحة 26
... Early Cenozoic or Oligocene and Miocene time : rise of higher mammals Mesozoic Era . Age of Reptilian Dominance Cretaceous period : rise of archaic or primitive mammals Comanchian period : rise of flowering plants and higher insects ...
... Early Cenozoic or Oligocene and Miocene time : rise of higher mammals Mesozoic Era . Age of Reptilian Dominance Cretaceous period : rise of archaic or primitive mammals Comanchian period : rise of flowering plants and higher insects ...
الصفحة 34
... early morning . If attacked by fever the temperature rises , and if it reaches 105 ° we know that the patient is in a dan- gerous condition and the same is true if the temperature falls to 93 ° . Changes in bodily temperature probably ...
... early morning . If attacked by fever the temperature rises , and if it reaches 105 ° we know that the patient is in a dan- gerous condition and the same is true if the temperature falls to 93 ° . Changes in bodily temperature probably ...
الصفحة 55
... earliest fruit for similar reasons . Let us take one last glance at these cosmic factors . The air contains an enormous amount of dust of many sorts . Much of this will find its way to earth anyhow , but the wash- ing of the air by the ...
... earliest fruit for similar reasons . Let us take one last glance at these cosmic factors . The air contains an enormous amount of dust of many sorts . Much of this will find its way to earth anyhow , but the wash- ing of the air by the ...
الصفحة 62
... early migrations are legends rather than history . Tradition aside , the little evi- dence we have points to Asia as the original home site of man and as the center of mammalian distribution as well . Even to - day one - half of the ...
... early migrations are legends rather than history . Tradition aside , the little evi- dence we have points to Asia as the original home site of man and as the center of mammalian distribution as well . Even to - day one - half of the ...
الصفحة 65
... early as 1783 , and whose climate is called bad , was visited in 1922 by Elkington , who reported " no obvious evi- dence of physical degeneration . " " There is nothing in the available history of these people to show that a tropical ...
... early as 1783 , and whose climate is called bad , was visited in 1922 by Elkington , who reported " no obvious evi- dence of physical degeneration . " " There is nothing in the available history of these people to show that a tropical ...
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طبعات أخرى - عرض جميع المقتطفات
عبارات ومصطلحات مألوفة
acres Africa alloy America appears areas Asia atoms average bacteria birds black bass body carbon carbon dioxide cattle cause cells Cenozoic cent century changes chemical chlorophyll climate coal common compounds crops cultivated culture death rate destroy disease distribution domestic animals early earth eaten eggs elements enemies Europe evidence fact fish forms germ germ cells hawk heat horse human hydrogen Ibid important increase Indian insects iron killed known land later light live man's metals mice migration miles moth native nature neolithic nitrogen ocean organisms oxygen Pará rubber tree parasites plants and animals population pounds produce protoplasm R. S. LULL race regions rodents season seeds seems sharp-shinned hawk sheep soil South South America species square mile substances sugar supply surface survive tarpan temperature thousand tion to-day trees tropics types United wild