Head

Any title or caption of a page, chapter, etc, as used to identify or distinguish that part; also called headline or head. See subhead, cross head, deck, strap, kicker, nameplate, ...

head

Industrial machinery; Industrial lubricants

An end closure for the filter case or bowl which contains one or more ports.

head

Tobacco; General tobacco

The closed end of the cigar, or the end you cut and smoke.

t-head

Automotive; Automobile

A cylinder head with the intake valves) on one side of the combustion chamber and the exhaust valve(s) on the other.

Saal an der Donau

Agriculture; Anatomy; Farm machinery & equipment; General agriculture; Irrigation

Saal an der Donau est une commune de Bavière (Allemagne), située dans l'arrondissement de Kelheim, dans le district de Basse-Bavière.

application efficiency

Agriculture; Irrigation

The ratio of the water that is absorbed and stored in the root zone for later use by the plants to the total water applied.

actual evapotranspiration

Agriculture; Irrigation

The actual rate of water uptake by the plant which is determined by the level of available water in the soil.

available water capacity (AWC)

Agriculture; Irrigation

The portion of water in a soil that can be readily absorbed by plant roots. It is the amount of water between field capacity and permanent wilting point. It's usually measured ...

available water (aw)

Agriculture; Irrigation

The portion of water in a soil that can be readily absorbed by plant roots. It is the amount of water between field capacity and permanent wilting point. It's usually measured ...

backflow prevention device

Agriculture; Irrigation

A mechanical device used to prevent the flow of water from the water distribution system back to the water source and may be required by law. It's similar to anti-siphon valves.