Percentage Water Content of Soil Sample (Leaving Cert Agricultural Science): Flashcards
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Method for measuring soil water content
Method for measuring soil water content
Gravimetric method
Oven temperature for drying soil samples
Oven temperature for drying soil samples
105°C
Duration for drying soil samples in oven
Duration for drying soil samples in oven
24 hours
Purpose of desiccator
Purpose of desiccator
Prevents moisture reabsorption during cooling
Soil water content % formula
Soil water content % formula
in the formula
in the formula
Weight of crucible + moist soil
in the formula
in the formula
Weight of crucible + dry soil
in the formula
in the formula
Weight of empty crucible
Why 105°C is used for drying soil
Why 105°C is used for drying soil
Removes water without decomposing organic matter
Effect of incomplete drying on results
Effect of incomplete drying on results
Underestimates water content