The Physical Basis of SocietyD. Appleton, 1916 - 406 من الصفحات |
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الصفحة 18
... cent ; Mississippi and Missouri valleys , 45 to 50 per cent ; while Arizona and New Mexico have one of the sunniest climates on earth , only 30 per cent of the days being cloudy . Corresponding to this is the rainfall . On the North ...
... cent ; Mississippi and Missouri valleys , 45 to 50 per cent ; while Arizona and New Mexico have one of the sunniest climates on earth , only 30 per cent of the days being cloudy . Corresponding to this is the rainfall . On the North ...
الصفحة 19
... cent of protein , while in Russia and Hungary it is 4 to 8 per cent richer . Hot , dry climate decreases the proportion of starch and increases that of gluten . Moist tropical valleys sheltered from the wind may be very unhealthful ...
... cent of protein , while in Russia and Hungary it is 4 to 8 per cent richer . Hot , dry climate decreases the proportion of starch and increases that of gluten . Moist tropical valleys sheltered from the wind may be very unhealthful ...
الصفحة 20
... cent of the whole by volume while in Central Europe the percentage is only 1.3 . The percentage of carbon increases during fogs . Air ordinarily contains many impurities , both inorganic and organic . In a cubic meter of air in the Alps ...
... cent of the whole by volume while in Central Europe the percentage is only 1.3 . The percentage of carbon increases during fogs . Air ordinarily contains many impurities , both inorganic and organic . In a cubic meter of air in the Alps ...
الصفحة 21
... cent of all possible sunshine , while Pittsburgh gets from 35 to 58 per cent . It is quite as necessary for the florist to control the moisture as the temperature if he would grow plants under glass . Some plants demand much more ...
... cent of all possible sunshine , while Pittsburgh gets from 35 to 58 per cent . It is quite as necessary for the florist to control the moisture as the temperature if he would grow plants under glass . Some plants demand much more ...
الصفحة 29
... cent of the land can be culti- vated and the same is true of Japan . In Norway 67 per cent of the total area is in bare mountains , lakes , snow fields or bogs , 7.6 per cent in pastures , 2.2 per cent in meadows and 7 per cent in grain ...
... cent of the land can be culti- vated and the same is true of Japan . In Norway 67 per cent of the total area is in bare mountains , lakes , snow fields or bogs , 7.6 per cent in pastures , 2.2 per cent in meadows and 7 per cent in grain ...
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