Leaf Trivia: Why do spots appear on the leaves of plants?

If you look closely, you can see that some trees have withered spots on their leaves, which means…

If you look closely, you can see that some trees have withered spots on their leaves, which means the trees are sick.


What causes the spots on the leaves?

According to the scientists found that the cause of the leaf spot on, was a result of the increasingly serious air pollution, what plants, smelters, cement plants, steel mills, power plants and automobiles, trains, and other emissions from ethylene, ozone, sulfur dioxide, hydrogen, ammonia, a large number of harmful gas such as nitrogen oxides, serious hurt some plants, leaves appear on the spot is the result of air pollution.

Leaf Trivia: Why do spots appear on the leaves of plants?
Leaf Trivia: Why do spots appear on the leaves of plants?

The organs that plants use for gas exchange are leaves, which are in direct contact with the atmosphere. Now, the damage caused by serious air pollutants to plants is mainly manifested in the leaves of plants. Plant leaves exhibit different symptoms of injury due to various air pollutants. Different plants have different sensitivity to air pollutants. Apple trees, cherry trees and sycamores are more sensitive to sulfur dioxide. However, tobacco and redbud are more sensitive to hydrogen fluoride. Chlorine-sensitive sunflowers, barley and tomatoes can be used to indicate, alert and monitor air pollution.

In order to better protect plants and protect our earth home, please reduce air pollution.

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