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plant_biology [2008-05-29 09:55] – nik | plant_biology [2008-07-09 13:53] (current) – nik | ||
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===== plants ===== | ===== plants ===== | ||
- | ==== general | + | ==== general |
* Plantengids / Plant guide / Guide des plantes / Pflanzenführer > http:// | * Plantengids / Plant guide / Guide des plantes / Pflanzenführer > http:// | ||
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+ | ==== nutrients... ==== | ||
+ | |||
+ | | **non-mineral** | hydrogen (H), oxygen (O), & carbon (C) || | ||
+ | | **mineral** ||| | ||
+ | | **primary nutrients** | nitrogen (N), phosphorus (P), and potassium (K). | usually lacking from the soil as plants use large amounts for growth and survival. | | ||
+ | | **secondary nutrients** | calcium (Ca), magnesium (Mg), and sulfur (S). | usually enough in the soil | | ||
+ | | **micronutrients** | boron (B), copper (Cu), iron (Fe), chloride (Cl), manganese (Mn), molybdenum (Mo) and zinc (Zn). || | ||
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+ | |||
==== plant development ==== | ==== plant development ==== | ||
* plant cells are totipotent (ie. each cell is capable of producing an entire plant) | * plant cells are totipotent (ie. each cell is capable of producing an entire plant) | ||
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[[Plan Plant Planet]] | [[Plan Plant Planet]] | ||
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+ | * the gift of green (short movie): http:// | ||
corals actively change their local climate [[Coral Local Climate]] | corals actively change their local climate [[Coral Local Climate]] | ||
[[HPI]] | [[HPI]] |