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These three 'hot spots' probably account equally - one third each - in terms of overall soil metabolism
NOTE: Soil is not just a 'composter' but provides life support - long before it was a decomposter. You cannot have decompositon unless there is something to decompose.
The three main 'functions' of soil correspind with these 'Spheres'
Plant growth in the porosphere processes consist of root/fungal/springtail relations tha support plant growth
The Aggregatusphere is where there is Aggregate formation - where micro-clay particles glue together to become macro which with other particle and fungi hyphae
Decomposition in the drilosphere. This consitsts of heavy movers leading to anaerobic processes dealing with debris breakdown leading to humus formation.
Check out my page on www.soilanimals.com 'Looking Down'
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