Variety Preferences of Oulema melanopa L. Coleoptera: Chrysomelidae of the Winter Wheat | пїЅпїЅпїЅпїЅпїЅпїЅпїЅ пїЅпїЅпїЅпїЅпїЅпїЅпїЅпїЅпїЅпїЅпїЅпїЅпїЅ пїЅпїЅ Oulema melanopa L. Coleoptera: Chrysomelidae пїЅпїЅпїЅ пїЅпїЅпїЅпїЅпїЅ пїЅпїЅпїЅпїЅпїЅпїЅпїЅ
2013
Maneva, V., Institute of Agriculture, Karnobat (Bulgaria)
The investigation established in a experimental field and laboratory of the Institute of Agriculture, Karnobat in 2005 пїЅ 2007. Variety preferences of Oulema melanopa L. in 28 variety of wheat Todora, Albena, Kristal, Preslav, Milena, Iantar, Priaspa, Svilena, Enola, Aglika, Pliska, Miriana, Sadovo 1, Zdravko, Diamant, Bononia, Momchil, Pobeda, Sadovo 772, Sadovo 552, Sadovska belia, Murgovets, Katia, Slaveia, Iveta, Demetra, Boriana, Dobrudjanka have been studied. Established is the inverse correlation between the quantity of dry matter in leaves of wheat and the invasion of Oulema melanopa L.. Oulema melanopa L. prefers varieties with lower content of dry substance in the leaves. From the survey, these are пїЅ Todora, Sadovo 772 and Albena. At least invasion varieties Preslav пїЅ 1.62%, Diamant пїЅ 1.7% and Iantar пїЅ 1.75%.
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