The Physical Basis of SocietyD. Appleton, 1916 - 406 من الصفحات |
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الصفحة 49
... Asia even man is largely powerless unless he moves . He may invent new measures which enable him to survive , but more likely he starts his migrations . No wonder then that Huntington says : " Finally it appears that the changes of ...
... Asia even man is largely powerless unless he moves . He may invent new measures which enable him to survive , but more likely he starts his migrations . No wonder then that Huntington says : " Finally it appears that the changes of ...
الصفحة 50
... Asia . 1907 . 66 The Climatic Factor ( as Illustrated in Arid America ) . 1914 . 66 Civilization and Climate . 1915 . JONES , H. C. A New Era in Chemistry . 1913 . LANKESTER , E. R. The Kingdom of Man . 1907 . METCHNIKOFF , E. The ...
... Asia . 1907 . 66 The Climatic Factor ( as Illustrated in Arid America ) . 1914 . 66 Civilization and Climate . 1915 . JONES , H. C. A New Era in Chemistry . 1913 . LANKESTER , E. R. The Kingdom of Man . 1907 . METCHNIKOFF , E. The ...
الصفحة 84
... Asia , Africa and South America . Un- less man stays his murderous hand , in a few years many forms of life which in ages to come may have the highest value will be gone forever . It must be taken for granted that the settlement of any ...
... Asia , Africa and South America . Un- less man stays his murderous hand , in a few years many forms of life which in ages to come may have the highest value will be gone forever . It must be taken for granted that the settlement of any ...
الصفحة 89
... Asia what we now call the San José scale . It is a minute shield protecting a tiny body fastened to the bark as by a pin . Yet this insignificant scale increases so rapidly and is spread so fast by birds that in a generation the country ...
... Asia what we now call the San José scale . It is a minute shield protecting a tiny body fastened to the bark as by a pin . Yet this insignificant scale increases so rapidly and is spread so fast by birds that in a generation the country ...
الصفحة 111
... Asia in possession of a number of the most important plants known . When America was discovered , the Indians in America were cultivating about all the important native plants known to us . So ancient is agriculture that De Candolle ...
... Asia in possession of a number of the most important plants known . When America was discovered , the Indians in America were cultivating about all the important native plants known to us . So ancient is agriculture that De Candolle ...
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