A Comparative Quantitative Study of the Common Elements Found in the Post Oak and Willow
This thesis explores the chemical contents of post oak and willow trees. Samples of each tree are compared to determine the amount of sulfur, phosphorus, potassium, sodium, silicon, iron, aluminum, calcium, magnesium, and manganese in them. Results indicated usefulness of each tree to humans.
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| Format: | Others |
| Language: | English |
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North Texas State Teachers College
1939
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| Online Access: | https://digital.library.unt.edu/ark:/67531/metadc33245/ |