soil switcher nematode, microorganism and soil biology, with nematodes and fungi under the microscope. in a soil and compost

agriculture agronomy arthropods australia biology bugs change climate compost composter composting design disease earthworm environment farm farmers farming fungal fungi fungus garden growing health healthy hyphae life living micro microbes microorganism microorganisms microscope mushroom mushrooms nematode nematodes nemotode organic organism organisms predator regenerative sample soil sustainability sustainable switcher test