Determination of anti-mildew activity of essential oils against downy mildew of sunflower caused by Plasmopara halstedii

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Tarih

2020

Dergi Başlığı

Dergi ISSN

Cilt Başlığı

Yayıncı

Springer Heidelberg

Erişim Hakkı

info:eu-repo/semantics/closedAccess

Özet

To evaluate the anti-mildew activity of the commercial essential oils (EOs) against pathotypes '771' and '773' of P. halstediiin mineral salt medium, the EOs obtained from different parts of Greek sage, black cumin, bay, mustard, St. John's wort, French lavender, garlic, grape, and ginger plants were examined at concentrations of 0.2%, 0.4%, 0.6%, 0.8%, and 1% on leaf discs of susceptible sunflower variety '08-TR-003'. The ginger EO had the highest anti-mildew activity at a concentration of 1% and was found to be the most effective with a decrease in sporangium quantity above 90% for pathotypes '771' and '773'. The EOs of garlic, St. John's wort, and grape followed it, respectively, with a decrease in sporangium quantity above 80%.

Açıklama

Anahtar Kelimeler

Anti-mildew activity, Essential oil, Leaf disc, Plasmopara halstedii, Infections, Growth, Germination, Inhibition, Efficacy

Kaynak

Journal of Plant Diseases and Protection

WoS Q Değeri

Q2

Scopus Q Değeri

Q2

Cilt

127

Sayı

5

Künye