the relation between cultivated area and population

4
' 1926 Nature Publishing Group

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Page 1: The Relation between Cultivated Area and Population

© 1926 Nature Publishing Group

Page 2: The Relation between Cultivated Area and Population

© 1926 Nature Publishing Group

Page 3: The Relation between Cultivated Area and Population

© 1926 Nature Publishing Group

Page 4: The Relation between Cultivated Area and Population

© 1926 Nature Publishing Group