Notes Feb 2nd

Notes Feb 2nd - Bio Feb. 2nd Tropical Rainforests...

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Bio Feb. 2 nd Tropical Rainforests -Equatorial forests with maximum solar radiation and 350 inches+ of rainfall. Length of daylight caries less than 1 hour per year. Green Season Rates -Highest productivity for a natural ecosystem and highest production of oxygen -Incredible diversity of species with over 300 species per hectare. Have been climatically stable for the last 65 million years -Generally tall, many layers of vegetation with many epiphytes Freshwater Lakes and Ponds -Generally strong inflow and restricted outflow, nutrient tend to move into lake -Lifespan doomed over time due to sedimentation and accumulation of organic material - Limnetic Zone - shallow layers where photosynthesis occurs - Aphotic Zone - deeper levels where light does not penetrate. Profundal zone - Oligotrophic lakes - deep lakes, low in nutrients, photosynthesis at top layers, temperature layers, high in O2. -Shows seasonal turnover of nutrient Coastal Marshes -Wet prairies of uniform height composed of grasses which are salt tolerant
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This note was uploaded on 08/15/2011 for the course BIO 1005 taught by Professor Limcomb during the Spring '08 term at Virginia Tech.

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Notes Feb 2nd - Bio Feb. 2nd Tropical Rainforests...

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