The peculiarities of root system structures of Juniperus L. cultivars von V. O. Ponomarenko

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Ornamental forms of genus Juniperus L. in dendrological park Sofiivka of the NAS of Ukraine von V. O. Ponomarenko

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Implanting of stem grafts of the species and cultivars of genus Juniperus L. in dependence of different vital forms von V. O. Ponomarenko

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The taxonomic compound and the systematic of genus Juniperus L. von V. O. Ponomarenko

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Species, hybrids and cultivars of the genus Magnolia L. in the National dendrological park "Sofiyivka” of NAS of Ukraine von V. O. Ponomarenko, H. M. Ponomarenko

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