What's in our soil?

unlock the secrets in the Tihsoil SO www.nrcs.usda.gov "We know more about the movement of celestial bodies than about the soil underfoot." -Leonardo da Vinci science of soil Living in the soil are plant roots, bacteria, fungi, protozoa, algae, mites, nematodes, worms, ants, maggots, insects and grubs, and larger animals. soil is made of about 45% minerals 25% water 5% organic mätter 25% air what's underneath Healthy soil has amazing water-retention capacity. increase in organic matter 1% results in as much as 25,000 gal of available soil water per acre. One teaspoon of healthy soli contains All of the soil microbes in 100 million- 1 billion Bacteria 1ac/ft of soil weigh more than 2 COWS 2 tons Earthworm populations consume of dry matter per acre per year, partly digesting and mixing it with soll what it does Healthy soil hey to feding 9 billionitt,2050 I by