What is the phenomenon of condensation?

The formation of dew is a natural phenomenon.

First, the formation of dew.

The formation of dew is mainly due to the fact that water vapor in the air meets the ground or plant surface and is cooled and condensed into small water droplets. This cooling process usually occurs at night or early morning, because the ambient temperature is relatively low at this time. When water vapor meets the ground or plant surface, it will condense into small water droplets, which is dew.

Second, the shape and size of dew.

The shape and size of dew depend on the surrounding environment. If the environment is dry, the dew may be smaller, otherwise it may be larger. In addition, if there are fluff or other structures on the surface of plants, dew may form on these structures, thus forming various interesting shapes.

Third, the relationship between dew and weather changes.

The formation of dew is an important indicator of weather change. By observing the formation and change of dew, we can understand the trend of weather change.

For example, dew begins at night, indicating that the weather is getting cold; If the dew ratio formed in the early morning is more, it means the weather is wet; If the dew is heavy, it means that the weather is relatively stable, otherwise it may be unstable. Therefore, by observing the formation and change of dew, we can better understand the change of weather.

Fourthly, the influence of dew on plants.

The formation of dew has certain influence on the growth of plants. Proper dew can provide water for plants, which is beneficial to plant growth. However, too much dew may lead to excessive wetting of plants, which may lead to some diseases. Therefore, it is beneficial for plants to form proper dew, but too much may be harmful.

The relationship between dew formation and agriculture

The formation of dew also has a certain impact on agriculture. Under proper conditions, dew can provide sufficient water for crops and promote their growth. However, too much dew may lead to excessive wetting of crops, which may lead to some diseases, such as downy mildew. Therefore, it is very important for farmers to master the law of dew formation and change for crop growth and management.

In addition, the formation of dew can also provide nutrients for the soil. At night and early morning, when dew forms on the soil surface, some nutrients in the soil will be brought to the surface, thus providing sufficient nutrient sources for crops.

But too much dew may lead to the loss of nutrients on the soil surface, thus affecting the growth of crops. Therefore, in agricultural management, we should make rational use of the law of condensation to promote crop growth and increase yield.