European Journal of Biotechnology and Bioscience

European Journal of Biotechnology and Bioscience


European Journal of Biotechnology and Bioscience
European Journal of Biotechnology and Bioscience
Vol. 8, Issue 3 (2020)

Apple leaf and fruit blotch: Symptoms, causes and management


Madhu GS, Sajad UN Nabi, Javid Iqbal Mir, Wasim Hassan Raja, Muneer A Sheikh, Om Chand Sharma, Desh Beer Singh

Apples are most predominantly produced fruits, cultivated in all temperate regions of the globe. Over the last decade, Alternaria leaf blotch and fruit spot disease caused by Alternaria species complex has creating epidemic in all over the world. The infection begins in spring when overwintering mycelium produces conidia and infects young emerging apple leaves. Increase in temperature in combination with high rainfall and relative humidity after 90 days of blooming increases secondary infection in leaves and fruits. Various disease management strategies are available including cultural, chemical, resistance and biological approach for its control. Here we review the cause, symptoms and management of the disease.
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