Retrograde death in plants, its causes, method of treatment and control in detail, 

Retrograde death in plants, its causes, method of treatment and control in detail, and the final solution to this phenomenon
Regular irrigation and not excessive irrigation
Increased soil salinity
Infection with fungal diseases such as downy mildew, powdery mildew or botrytis
Agriculture World, Engineer Ahmed Al-Saeed
very important information
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Symptoms of nutrient deficiency on plants
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Diseases and pests affecting grapes
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Downy mildew and powdery mildew and the difference between them
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