Today i tested the phosphate using the phosphate strips this took around 10 minutes.
Sample 1: Sample 2: Sample 3: Sample 4:
10 10 25 25
I then did testing for salts in my soil samples.
sample 1:
Was the most reactive to the silver nitrate therefore has more salt. It only took 1 drop from cloudiness to occur.
Sample 2:
It took 1 drop started to get cloudy but 2 drop had the most reactive to it.
Sample 3:
was the same as sample 2, cloudiness more dominant in the second drop of silver nitrate.
Sample 4:
Was also the same a sample 2 and 3. This can be because they use the same fertilizers. But where sample 1 was located was near a water stream that gave of rotten egg gas and therefore not as many people would be in this area or any development in terms of keeping care of it. There would be a lot of animals living there in the grands like worms and ants.
Wednesday, May 13, 2009
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