soil ecosystem plant roots earthworms microscopic organisms underground network garden life fertile earth

navigate by keyword : earthworms soil fauna healthy underground level organic matter sustainability ecosystem balance bacteria fertilization phosphorus compost section earth microorganisms environment nitrogen nutrient cycling hydration showing farming diagramming health sand rich ground absorption humus earthworm tunnels substrate agriculture mulch displaying organisms growth slice gardening plant decomposers depicting root system decomposition crosssection tilling photosynthesis diversity layers fertility charting ecological development natural crop rotation life view cutaway portraying visualizing nutrientrich nutrients creatures dirt ecosystems minerals fertile fungi layer roots stems clay aeration generated

Soil ecosystem: plant roots, earthworms, microscopic organisms, underground network, garden life, fertile earth

Soil ecosystem: plant roots, earthworms microscopic organisms, underground network, garden life, fertile earth, environmental balance, ecological graphic, educational diagram, healthy gardening AI generated