Ecological and biological peculiarities and ornamental qualities of the lilac species in the ARRIFCB Arboretum

UD 635.925:574.246:58.056

Ecological and biological peculiarities and ornamental qualities of the lilac (Syringa L.) species in the ARRIFCB Arboretum / Pavlyenkova G.A. // Sadivnytstvo (Horticulture). 2014. 68. P. 155-165. Refs.: 13. in Russian.

The author presents the results of the ecological, biological and ornamental assessment of lilac species of different ecological and geographical origin (ARRIFCB arboretum) in the changed conditions of the north of the Central Chernozem Region of Russian Federation. The species have been selected which are the most resistant ones to the winter period unfavourable factors S. amurensis, S. velutina, S. vulgaris, S. josikaea. Most of this plant species are resistant to diseases and pests except for S. josikaea (disease affection is 2 points). S. amurensis, S. Komarowii, S. villosa, S. velutina, S. vulgaris, S. josikaea possess high fruit-bearing, S. amurensis, S. Komarowii, S. velutina, S. vulgaris, S. josikaea, S. x Henry high decoration. Phenological phases of the lilac development depend on climatic conditions as well as on the biological peculiarities of plants themselves. The researcher has established the sums of positive and effective temperatures in the  main phonological phases.
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