2.2 and 2.3 lab
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The document describes methods for measuring abiotic and biotic components in an ecological system. This includes setting up quadrats of different sizes to sample plants and insects, using tools like a light meter and soil borer to test abiotic factors like light availability and soil temperature/composition, and collecting samples of soil, plants and insects to analyze further back in a lab. The goal is to quantify various abiotic and biotic factors across different areas of an ecological gradient.
2.2 and 2.3 lab
- 1. 2.2 Measuring Abiotic Components of the System 2.3 Measuring Biotic Components of the System 5/11/2013 Author-Guru IB/ESS 1
- 2. Setting up stage quadrats of 100m2 in the meadow area of the ecological gradient 5/11/2013 Author-Guru IB/ESS 2
- 3. Setting up group quadrats of 1m2 5/11/2013 Author-Guru IB/ESS 3
- 4. Setting up sampling quadrats of 0.1m2 in the meadow 5/11/2013 Author-Guru IB/ESS 4
- 5. Using the light meter in the forest group quadrat of 1m2 5/11/2013 Author-Guru IB/ESS 5
- 7. Taking a soil sample with a soil borer (auger) in the forest section of the gradient 5/11/2013 Author-Guru IB/ESS 7
- 8. Results of soil borer sample, Chemical analysis of the soil can be seen in the background 5/11/2013 Author-Guru IB/ESS 8
- 9. Testing the meadow area for pH, phosphates, nitrates and potassium 5/11/2013 Author-Guru IB/ESS 9
- 10. Collecting samples in Ziploc bags for analysis back in the lab 5/11/2013 Author-Guru IB/ESS 10
- 11. Taking observations in the forest Notice the absence of plant growth on the forest floor 5/11/2013 Author-Guru IB/ESS 11
- 12. Chemical testing in the forest 5/11/2013 Author-Guru IB/ESS 12
- 13. Insect sampling with net in the meadow 5/11/2013 Author-Guru IB/ESS 13
- 14. Setting up 0.1m2 sampling quadrats for biomass analysis 5/11/2013 Author-Guru IB/ESS 14