Are ‘race-cations’ on your bucket list? The trend for marathon tourism is running away with itself
A growing number of runners are turning their race calendars into travel itineraries at exotic locales. View on euronews ...
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Fundamentals of Soil Cation Exchange Capacity (CEC)
The relative ability of soils to store one particular group of nutrients, the cations, is referred to as cation exchange capacity or CEC. Soils are composed of a mixture of sand, silt, clay and ...