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adjective frost

See below frost,

Climatic condition at one temperature below 0 ° Celsius or 32 ° Fahrenheit. In general, the air temperature is measured at a height of 1.25 meters above the ground; at this altitude, the temperatures are always slightly higher than on the ground. In meteorology, frost at the level of the ground is called ground frost . A basic distinction is made between radiation frost and adjective frost . Radiation frost occurs on dry, clear nights with no wind, when the heat radiated from the ground or plant tissue escapes unhindered into the atmosphere due to missing clouds, fog or haze. The coldest (and heaviest) air sinks to the ground and collects on the surface, preferably in deep hollows. The adjective (meaning "attached") frost arises from the inflow of cooled air from other places. This can be done from very distant areas such as a long valley.

Frost - vineyard with ice-covered vines

A certain degree of protection can be achieved by taking appropriate measures when the vineyards are being created. A Hillside, from which the cold air flows into deeper areas (air drainage), as well as high Forms of education are of great advantage. Deep and flat areas are most at risk. Frost control in the vineyard is carried out using so-called wind machines (or even helicopters), which artificially mix with the warmer air in the upper layers (see also under wind ). Warming smoke ovens, large heaters and similar means are also used. Artificial irrigation can directly heat the vines and the soil because heat is released when the water freezes or a thin layer of ice on plant parts also forms a protective coat.

Frost - spraying / icing the buds as protection against late frost

In the northern hemisphere, frost is generally referred to as late frost in the spring (also May frost in the month in question) and early frost in late summer / autumn. During the course of the year Vegetation cycle is the appearance of...

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