Cause: The top atrophy occurs, which is generally considered to be caused by a viral disease. In fact, physiological diseases can also cause this phenomenon. The reason is mostly due to the use of contaminated pesticides or excess iron. This phenomenon occurs when the concentration of pesticides is too high, or when it is sprayed on functional leaves or growth points; if it is cultivated on soil containing much iron, if there is too much water, this phenomenon will occur in young leaves. Linyi Fertilizer Network Copyright
Linyi Fertilizer Network Copyright
Precautionary measures: Use the stained flowers according to the technical requirements, do not spray on the young leaves and growth points; strengthen the temperature and light management, improve the photosynthesis ability of the plants, can reduce this phenomenon. Linyi Fertilizer Network Copyright
Linyi Fertilizer Network Copyright
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