首页 / 官方藏书 / American Journal of Science, Vol. 1. / Art. XVII. On the Comparative Quantity of Nutritious Matter which may be obtained from an Acre of Land when cultivated with Potatoes or Wheat.

Art. XVII. On the Comparative Quantity of Nutritious Matter which may be obtained from an Acre of Land when cultivated with Potatoes or Wheat.

American Journal of Science, Vol. 1. · Various · 第 22 / 44 章

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