the soil

Lisää tämän kaltaisia

From Flower to Seed

luonut Agustin Sarmiento

Physical Geography Map

luonut clarke morrison

ORGANIGRAMA DE COCINA

luonut Miguel Sánchez Cantos

subject and object questions

luonut Sofía vizoso

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.