the soil

More like this

From Flower to Seed

by Agustin Sarmiento

OFIMATICA

by Victoria Eugenia Garcia Molina

MANAGEMENT OF STRATEGY

by shamim samsuddin

OTD - Chapter 6 Org. Structure, specialization & Coordination

by Sander van der Kolk

THE SOIL

AIR

WATER

MINERAL SUBSTANCES

STRUCTURE

LOAM / SILT

SAND

CLAY

ORGANIC MATTER

Organic matter: substance composed of animal and vegetable material.

HUMUS

Well decomposed organic matter in the soil

microorganisms

Keelback slug, Myriapod, Bacteria, Beetle, Lice(Louse), Mite, Lizard, Shrew, Larvae, Mole, Protozoa, Earth Worm, Nematode, Fungi, Ant.