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Zea Mays by Herbert M. Prouty, 1886
Zea Mays by Herbert M. Prouty, 1886, Page 30
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allowed to dry the process of growth is effectually checked, and i many cases the vitality entirely lost. Free oxygen, as contained in the air, is likewise essential. It has been demonstrated that germination is impossible in a vacuum, or in an atmosphere where there is not free oxygen. The chemical activity of oxygen appears to be the means of exciting the growth of the embryo. The effect of light upon germination is not understood. It has been said that seeds must be covered in order to grow. But some seeds will sprout with
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allowed to dry the process of growth is effectually checked, and i many cases the vitality entirely lost. Free oxygen, as contained in the air, is likewise essential. It has been demonstrated that germination is impossible in a vacuum, or in an atmosphere where there is not free oxygen. The chemical activity of oxygen appears to be the means of exciting the growth of the embryo. The effect of light upon germination is not understood. It has been said that seeds must be covered in order to grow. But some seeds will sprout with
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