Phenological features of elm leaf beetle in vegetation of Kharkiv City von I. M. Sokolova

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Keys for determination of pine sawflies species in Kyiv and Chernihiv Polissya and Forest-Steppe of Ukraine von Yu. Ye. Skrylnyk, O. V. Zinchenko, O. M. Kukina, I. M. Sokolova

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Spread and injuriousness of stem insects in unclosed scots pine plantations in pine forests in Siversky Donets river valley depending on forest site conditions von V. L. Meshkova, I. M. Sokolova, L. M. Koval, A. I. Kochetova, S. O. Eroshenko

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