4,149
edits
Microscopic observation archives: Difference between revisions
→Trowel sampling: 16 small 10cm deep samples
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===Trowel sampling: 16 small 10cm deep samples=== | ===Trowel sampling: 16 small 10cm deep samples=== | ||
<b>20.04-26.04</b> — Samples bend together in plastic bag for a total of 1kg | <b>20.04-26.04</b> — Samples bend together in plastic bag for a total of 1kg | ||
* All macro-animals out of the total: | * All macro-animals out of the total: | ||
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**1 small short earthworm alive (or medium cut?) | **1 small short earthworm alive (or medium cut?) | ||
**1 Acari sp. alive | **1 Acari sp. alive | ||
<gallery mode="traditional"> | |||
File:Koeberg_soil-sample_earthworms.JPG| | |||
File:Acari_unidentified.JPG.JPG| | |||
</gallery> | |||
<b>20.04</b> — 20g extracted and mixed with 100g demineralised water: | <b>20.04</b> — 20g extracted and mixed with 100g demineralised water: | ||
*First look right to left at 64x: no movement but lots of worm shaped things. | *First look right to left at 64x: no movement but lots of worm shaped things. | ||
*Too much organic matter to get clear views: try with lower concentration. | *Too much organic matter to get clear views: try with lower concentration. | ||
<gallery mode="traditional"> | <gallery mode="traditional"> | ||
File:Actinobacteria_unidentified-1.JPG| | File:Actinobacteria_unidentified-1.JPG| | ||
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| Actinobacteria x2 || Bacterial colony x2 || Mycelium from fungi x3 || Nematode remains || Soil organic structure x2 || | | Actinobacteria x2 || Bacterial colony x2 || Mycelium from fungi x3 || Nematode remains || Soil organic structure x2 || | ||
|} | |} | ||
<b>26.04</b> — 10g extracted for 110g demineralised water: | |||
*First (yellow) look right to left at 64x and 160x: no movement but good texture of organic matter. | |||
*Second (pink) look random at 200x: lots of fungi bits and good bacterial aggregates. | |||
<hr> | <hr> | ||