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====2nd step:Dilute 1-3g of soil in 10 ml saline solution (NaCl 0,9%) and let the solution stand for 15 min==== | ====2nd step:Dilute 1-3g of soil in 10 ml saline solution (NaCl 0,9%) and let the solution stand for 15 min==== | ||
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File:NACL.png | |||
File:Solution.png | |||
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====3rd step: Prepare 3 dilutions (1:10, 1:100, 1:1000) out of it==== | ====3rd step: Prepare 3 dilutions (1:10, 1:100, 1:1000) out of it==== |
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