SPA 7.3 - To show the activity of earthworms in a soil and estimate the number of earthworms in a pasture

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Calcium Carbonate Powder (Chalk) 1Kg

STS Supplies

CSA1147-N

€27.60

Secondary Schools

Unichem Ltd

SB61850

€34.91

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EFE

SB16102

€25.51

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International Scientific Group Ltd

S-510-022

€25.65

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International Scientific Group Ltd

S-510-023

€31.06

08 & 09: Investigate the effect of pH and temperature on the rate of enzyme activity

SS-211030

€3.65

Secondary Schools

Unichem Ltd

SB61841

€8.06

Secondary Schools

SB67810

€27.00