The introduction of plants and botanical resource research

Seed reproduction Pulsatilla patens (L.) Mill. and Pulsatilla pratensis (L.) Mill.

Authors: Kosyukova O. V., Demochko Y. A., Petrova N. A., Shilova I. V.

In article results of the laboratory studies Pulsatilla patens (L.) Mill. seeds and Pulsatilla pratensis (L.) Mill. is reported. Installed seed productivity, weight of 1000 seeds and germinating capacity of seeds shots collected in natural populations, as well as with the collection of plants of the Botanical garden.

Темпы развития Penstemon digitalis Nutt. при интродукции в Ботаническом саду Саратовского государственного университета

Authors: Egorova O. A., Stepanov M. V., Marchenkova E. S.

Изучены темпы развития Penstemon digitalis Nutt. в условиях континентального климата Нижнего Поволжья. Выделены следующие онтогенетические состояния растения: семена, проростки, ювенильные, имматурные, виргинильные и генеративные молодые.

Growth and development of english rose garden party

Authors: Gorlanova E. P.

The article provided with the results of observations of phenological phases over 5 years. The article reflects the budding phase, the beginning of regrowth, flowering vegetation and closure.

Phenological rhythm and seed productivity Salvia glutinosa l. in conditions of the Botanical Garden

Authors: Gladilina T. Y., Shilova I. V., Petrova N. A.

Summarized results of phenological observations for Salvia glutinosa L. in the conditions of the Botanic garden Saratov State University. Are the results of three years of research seed productivity Salvia glutinosa L., the installed weight of 1000 seeds.

Features seed germination of Asparagus officinalis L. in vitro

Authors: Gladilina T. Y., Ivanova E. V., Demochko Y. A., Shilova I. V.

The information about laboratory education of seed germination features   of Asparagus officinalis L. is given. Seeds collected from plants collection.

Introduction bulbous plants in the Botanical Garden of the Institute of Biology Komi SC of the URD RAS

Authors: Volkova G. A., Motorina N. А., Ryabinina М. L.

To bulbous plants include representatives of the genus complexes as   Allium (except  rhizomatous  species),  Lilium,  Narcissus,  Tulipa,  Hyacinthus, etc. The greatest diversity of species in the collection fund of the Botanical Garden of the Institute of Biology Komi Science Center presents the genus Allium – 150 taxons. Hundreds of varieties represented generic complexes Lilium, Narcissus and Tulipa. 

The content of coumarin in the grass Melilotus officinalis (Linnaeus) Pallas, growing in different districts of Saratov region

Authors: Komarova E. E., Durnova N. A., Kozina P. A., Romanteeva Y. V., Polukonova N. V.

The total content of active ingredients (coumarin) in a grass of Melilotus officinalis, growing in different districts of the Saratov region which makes 0,22 – 0,71 (0,49) % was defined.

Antimicrobial effect of tallest stonecrop (Sedum telephium L.) and big stonecrop (S. maximum (L.) Hoffm.) extracts

Authors: Plastun V. O., Durnova N. A., Raykova S. V.

The quantitative content of flavonoid amount in aerial part of S. telephium L. and S. maximum (L.) Hoffm. is investigated. It was respectively 3.32% and 2.42% of the absolutely dry raw material mass. Antimicrobial activity of aqueous alco- holic extract of both species on Staphylococcus aureus ATCC 6538Р, Pseudomonas aeruginosa ATCC 27835, Escherichia coli ATCC  25922.

Morphological and biological characteristics of seeds Hypericum perforatum and H. maculatum crantz growing in the north

Authors: Echishvili E. E., Portnyagina N. V., Smirnova A. N.

The results of the introduction in the North of the valuable medicinal plants – Hypericum perforatum and H. maculatum are presented. During the cultivation rhythms of growth and seasonal plant development were studied. It has been revealed that both types of plants from the second year of life regularly undergo a complete cycle of development of shoots and form seeds of full value. The quality of sowing seeds collected from plants in different years of life, weight of 1000 pieces, their size, laboratory germination have been studied in detail.

Pests of gladiolus in Saratov

Authors: Shakina T. N.

Pests of gladiolus identified in the city Saratov: Melolontha melolontha L. and Taeniothrips gladioli Moris. The most dangerous of them is T. gladioli, which one inflicts significant damage to plants during the growing season as well as during storage corms. Are proposed measures to combat it in the climatic conditions of Saratov.

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