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https://doi.org/10.15414/2019.9788055220703

            4  International Scientific Conference                                           Abstracts Book
              th
          BIOECOLOGICAL FEATURES OF PLANTS SPECIES OF SALVIA L. GENUS UNDER CONDITIONS
                                   OF THE FOREST‐STEPPE ZONE OF UKRAINE
             Olga Korablova , Nataliia Frolova , Nataliia Yushchenko , Dzhamal Rakhmetov , Maria
                                                                                                   1
                              1
                                                                          2
                                                  2
                                           Shanayda , Olga Semenchenko       4
                                                      3
                 1 M.M. Gryshko National Botanical Garden of National Academy of the Sciences of Ukraine,
                                      Kyiv, Ukraine; E-mail.: okorablova@ukr.net
                                 2 National University of Food Technology, Kyiv, Ukraine
                          3 I. Horbachevsky Ternopil National Medical University, Ternopil, Ukraine
                                             4 'ESENSIT' LTD, Kyiv, Ukraine
                  Fresh and dry green mass species of the genus  Salvia L. and biologically active
            compounds derived from it occupy an important place in the manufacture of modern
            medicines and food products. The purpose of the work was to investigate the variability of
            bioecological and morphological characteristics of plants and seeds of species S. officinalis L.,
            S. verticillata L. and S. patens Cav., and selected perspective forms for creating new varieties.
                  Experimental work was carried out in the period 2012–2017 under conditions of the
            Forest-Steppe in the M.M. Gryshko National  Botanic Garden of the National Academy of
            Sciences of Ukraine. It is established that the most stable data of mass 1000 pcs. of seeds over
            the 6 years of storage has S. patens. The most dependent on the conditions of the cultivation
            year and the shelf life is the mass of seeds of S. officinalis.
                  The germination of the seeds S. verticillata in the third year decreases threefold, in the
            sixth year – it is practically zero. The germination of the seeds S. patens in the first three years
            remains approximately at the same level and then decreases strongly. The germination and
            energy of germination of seeds  S.  officinalis during the first three years of the storage
            gradually increases and for two more years remains at a stable high level. The germination
            and energy of germination rates decreased in the eighth year to 4 and 1 %, respectively.
            Under laboratory conditions, the seeds of the species Salvia begin to germinate within 3–4
            days at a temperature of + 30 °C. In the soil, the seeds of the species Salvia germinate within
            18–22 days.
                  Unlike  S.  verticillata, plants  S.  officinalis and  S.  patens in the first year of life do not
            blossom. Phenological observations show that in subsequent years, S. verticillata and S. patens
            are susceptible to prolonged flowering during the growing season. After cutting above ground
            mass the new inflorescence stems grow and the plants begin to blossom again. The plants of S.
            verticillata have the largest regenerative capacity. No re-blossom S. officinalis was observed
            after the cut.
                  The greatest productivity of green mass was obtained by plants grown with inter-rows
            of 55 cm. This dependence also remained during the second cut, but the yield was 30–40 %
            lower than at the first cut. The highest productivity was achieved due to the increase in the
            number of shoots per unit area. Morphometric parameters of generative shoots of different
            variants differ little from each other. The seed yield was higher in the variant with 45 cm row
            spacing.
                  Thus, when growing plants on green mass, it is necessary to sow from 55 cm between
            rows and on seeds – up to 45 cm. Biometric observations allowed us to establish adaptive
            possibilities, basic patterns of  seasonal growth and development rhythms, characteristic
            features of  Salvia  spp. for breeding. For the first time in Ukraine, two new cultivars of
            S. verticillata and S. patens were created – 'Musketeer' and 'Maestro'.
            Keywords: Salvia species, seeds, germination, productivity.









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