ScienceJohn Michels (Journalist) 1933 |
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Page 353
... PERIOD IN STRAWBERRIES EXPERIMENTS made by the authors on the light re- quirements of strawberries have suggested an explana- tion of the cause of the rest period in this plant . The strawberry plant in northeastern United States be ...
... PERIOD IN STRAWBERRIES EXPERIMENTS made by the authors on the light re- quirements of strawberries have suggested an explana- tion of the cause of the rest period in this plant . The strawberry plant in northeastern United States be ...
Page 354
... period conditions of those regions . Varieties grown in subtropical regions are sufficiently adaptable to grow continuously under light periods of less than eleven to more than thirteen hours , and in these regions do not require a ...
... period conditions of those regions . Varieties grown in subtropical regions are sufficiently adaptable to grow continuously under light periods of less than eleven to more than thirteen hours , and in these regions do not require a ...
Page
... Period 9. The Ordovician Period 10. The Silurian Period 11. The Devonian Period 12. The Mississippian Period 13. The Pennsylvanian Period 14. The Permian Period ; Close of an Era 15. The Triassic Period ; Begin- ning of the Mesozoic Era ...
... Period 9. The Ordovician Period 10. The Silurian Period 11. The Devonian Period 12. The Mississippian Period 13. The Pennsylvanian Period 14. The Permian Period ; Close of an Era 15. The Triassic Period ; Begin- ning of the Mesozoic Era ...
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