Page 17 - ingilizce

Lime : A calcium compound which helps reduce acidity in worm bins. Use calcium

carbonate, ground limestone, egg shells, or oyster shells. Avoid caustic, slaked and hydrated
lime.

Litter (leaf) : Organic material on forest floor containing leaves, twigs, decaying plants, and
associated organisms.

Lumbricidae : Name of family group to which several redworm and nightcrawler species of
earthworms belong.

Lumbricus rubellus : Scientific name for a redworm species. Color is ruddy-brown or red-

violet, iridescent dorsally, and pale yellow ventrally. It has been found in a wide variety of
habitats, including under debris, in stream banks, under logs, in woody peat, in place rich in

humus, and under dung in pastures. Grown in culture by worm growers.

Lumbricus terrestris : Scientific name for large burrow- dwelling nightcrawler. Also known

as the nightcrawler, Canadian nightcrawler, or dew worm.

Macro organism : Organism large enough to see by naked eye.

Membrane : A tissue barrier capable of keeping some substances out and letting others in.

Microorganism : Organism requiring magnification for observation. microscope, dissecting -
an instrument permitting magnification of organisms too small to see clearly with the naked

eye, but too large for a light microscope.

Mineral : A naturally occurring substance found on the earth which is neither animal nor
plant. Minerals have distinct properties such as color, hardness, or texture.

Mineral soil : Soil that is mainly mineral material and low in organic material. Its bulk
density is greater than organic soil.

Mold : A downy or furry growth on the surface of organic matter, caused by fungi, especially
in the presence of dampness or decay.

Molecule : The smallest particle of an element or compound that can exist by itself. Two atoms

of oxygen make up a molecule of oxygen. Two atoms of oxygen and one atom of carbon make
up a molecule of carbon dioxide.

Mucus : A watery secretion, often thick and slippery, produced by gland cells. One function is
to keep membranes moist.

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