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коллекция "otherreferats"
Главная Коллекция "Otherreferats" Биология и естествознание
  • 301. Staphylea pinnata L. (клокичка периста) у Буковинському Передкарпатті і Прут-Дністровському межиріччі

    Морфологічна характеристика та біологічні особливості Staphylea pinnata. Динаміка росту та розвитку пагонів. Аналіз фітоценозів за участю даного виду. Визначення вікової та просторової структури популяцій. Розробка методів розмноження клокички перистої.

    автореферат (80,9 K)
  • 302. Strategies and challenges of artificial forest reproduction in the forest-steppe zone: Experience of the Korsun-Shevchenkivskyi forest enterprise branch

    One of the problems that arise in the reproduction of forests in the paradigm of sustainable development of the forest industry is the volume of reforestation, which requires its correlation. This problem requires attention, since effective afforestation.

    статья (819,8 K)
  • 303. Structural adaptation of cell walls of Chlorella Vulgaris the action of ions of zinc and lead

    The detection of specific and nonspecific cells, the involvement of membrane structures in building resilience Chlorella Vulgaris in the action of ions and the mumps, zinc. A description of the changes in the cell walls. Biomarkers of toxicity using.

    статья (250,5 K)
  • 304. Structure of skeletal muscles after hypokinesia and physical loading of middle aerobic power

    Determining the degree of destructive changes in skeletal muscles in dependence on the term of hypokinesiа limitation. The role of kinesitherapy in the repair processes and renewal of structurally-functional properties of muscles after hypokinesiа.

    статья (696,6 K)
  • 305. Study of fauna and ecology of species belonging to entodynimorpha in the regions of Nakhchivan Autonomous Republic

    Study of the main role of ciliated ciliates in the use of feed and the impact of symbiosis with ruminants on the environment. Peculiarities of comparing rumen fermentation and microbial profiles of cattle or sheep or the use of in vitro cultures.

    статья (238,9 K)
  • 306. Study of the amino acids composition of Kochia scoparia (L.) Schrad

    Kochia scoparia Schrad is an herbaceous, xerophytic, ornamental plant that belongs to the family Amaranthaceae Juss. In the traditional medicine of China, Japan and Korea, the fruits of Kochia scoparia Schrad are used to the treatment of skin diseases.

    статья (23,3 K)
  • 307. Study of the genome diversity of Cornus L. AND Mespilus L. cultivated in the Northern regions of Azerbaijan

    Cranberry and medlar are common in the Guba, Gusar, and Sheki Northern regions of Azerbaijan. A study was conducted to determine the habitats of wild growing forms and biomorphological features. Identification was carried out based on molecular markers.

    статья (21,7 K)
  • 308. Subalpine meadow vegetation of Talish highlands of Azerbaijan

    The improvement of natural phytocenosis productivity, crop quality, protection of their genetic reserve and landscapes, as well as the vegetation study for solution of protection problems on the base of scientific means is of a great importance.

    статья (23,4 K)
  • 309. Synthesis of amides and salts of oxalic acid and their use as plant growth regulators

    It can be concluded that salts and amide derivatives of oxalic acid have a pronounced regulatory property during the maturation of pea and corn seeds. In this regard, they are recommended as growth stimulants for these plants in agricultural practice.

    статья (628,6 K)
  • 310. Taphonomy and paleoecology of fauna and flora from deltaic sandstones of Mospinka Formation (Middle Carboniferous) of Donets Basin

    Изучены тафономические и экологические особенности преимущественно неморской фауны и наземной флоры из двух дельтовых песчаников средней части моспинской свиты (верхняя башкира, нижняя пенсильвания). Показаны ископаемые почвы башкирского яруса Донбасса.

    статья (6,5 M)
  • 311. Thanatocoenoses of mollusc shells in the north-western part of the Black Sea

    Composition and quantitative characteristics of storm emissions created by wave activity of varying intensity. The relationship between bottom biocenoses of mollusks and thanatocenoses of the coastal zone. Dominance of bivalve shells in emissions.

    статья (1,2 M)
  • 312. The adaptation of bloodsucking black flies to feeding on warm-blooded animals

    Simuliidae morphological adaptations to suck the blood are combined into several groups: habitus, sensory vesicle of maxillary palp (lutz’s organ), mouthparts, claws adaptations. Probably that the initial type of black flies hematophagy was ornithophilia.

    статья (2,8 M)
  • 313. The antibacterial activity of certain Sansevieria species against Escherichia coli

    The study of the antimicrobial activity of ethanolic extracts of the genus Sansevieria against Escherichia coli. Its evaluation using the disco-diffusion method. Determination of the degree of inhibition of the growth zone of the bacterial culture.

    статья (345,8 K)
  • 314. The antimicrobial activity of ethanolic extract obtained from leaves of Coelogyne brachyptera Rchb. f. (Orchidaceae)

    Study of the antimicrobial activity of an ethanol extract obtained from the leaves of Coelogyne brachyptera against specific Gram-positive and Gram-negative bacteria. Pharmacological properties of plant extracts of C. brachyptera and their application.

    статья (1,0 M)
  • 315. The application of the novel integrative index of oxidative stress in the assessment of environmental impact on freshwater mollusks

    Analysis of available results of evaluation of antioxidant activities in the freshwater mollusks in sense of the successfulness of the oxidative stress response. The recently proposed integrative index "Preparation to the oxidative stress" was applied.

    статья (308,9 K)
  • 316. The biocide action of metabolites of streptomyces globisporus 3-1 and streptomyces cyanogenus S136 strains

    Research of the biocide action of streptomycete-antagonist metabolites on the causative agent of bacterial canker of tomato and on the host-plant fertility. Consideration of the action of metabolites on the phytopathogen Clavibacter michiganensis 102.

    статья (370,4 K)
  • 317. The circulation of the blood

    Biographical information from the life of William Harvey. The basic components and functioning of the cardiovascular system. The operation of the system coronary circulation, left and right ventricle. The purpose of the heart and pulmonary arteries.

    презентация (373,8 K)
  • 318. The concept of metabolism

    The basic metabolic processes, accompanying the neutralization of pollutants in the soil and water environment. Hydrolysis of starch, lactose, proteins and fats. Dividing a gelatin-containing agar plate into four section. Using an aseptic technique.

    реферат (12,0 K)
  • 319. The content of biologically active substances and total antioxidant activity of black tea drinks and decoctions of medicinal plants fermented with kombucha

    Kombucha is a healthy-fermented beverage traditionally made by fermentation of sweetened tea with a symbiotic culture of different yeasts, named also SCOBY - a symbiotic culture of bacteria. During the fermentation of glucose, yeast produces ethanol.

    статья (4,6 M)
  • 320. The current state of extracting and consuming aquatic bioresouurces in Ukraine

    Analysis of dynamics of extracting aquatic bioresources in general and in the internal water bodies. Promising directions for the development of the intensive fishery industry to provide the domestic consumer market with the competitive fishery products.

    статья (3,5 M)
  • 321. The difference of samples of Zizyphus jujuba Mill., 1768 in the collection of the Khorol Botanical Garden

    Involvement of breeding methods for creating a gene pool of subtropical fruit crops in Ukraine. Organization of cultivation of Zizyphus jujuba Mill in the forest-steppe zone. Use of hybrid seeds to increase productivity and protect plants from frost.

    статья (26,1 K)
  • 322. The effect of habitat conditions on the activity of enzymes and content of metabolites of the ascorbate-glutathione cycle in plantago media leaves

    The leaves of hoary plantain plants from the sites with different light levels did not significantly differ in their hydrogen peroxide concentrations. Our data the environmental conditions and the light intensity fine-tune the operation in plant leaves.

    статья (179,7 K)
  • 323. The effect of Malva Sylvestris L. plant density on its productivity

    The study of the effect of nutrition area Annual small-flowered mallows on its productivity. The number of flowers on a plant (pieces) depends on plant density. The definition of Productivity of plants by mass of flowers depending on plant density.

    статья (250,1 K)
  • 324. The effect of prenatal treatment with B-hydroxy-B-methylbutyrate on the small intestine morphology in a mink model

    Analysis of the peculiarities of the effect of prenatal treatment of b-hydroxy-b-methylbutyrate on small intestine morphology in a mink model. Consideration of the reasons for the increase in the absorbing surface of the duodenum in born females.

    статья (111,6 K)
  • 325. The effect of UV-b radiation on the antioxidant system in the Peltigera aphthosa and Peltigera rufescens lichens

    Study of the effect of exposure to UV-B radiation on the accumulation of lipid peroxidation products of Peltigera aphthosa and Peltigera rufescens. Evaluation of species specificity of lichen reaction, differences in their resistance to oxidative stress.

    статья (164,0 K)
  • 326. The effects of melatonin administration in different times of day on the brown adipose tissue in rats with high-calorie diet-induced obesity

    Melatonin like a basic pineal gland hormone, which regulate circadian systems of organism in accordance to environmental changes. Analysis of the general characteristics of changes in mass of brown, visceral adipose tissue and food intake in rats.

    статья (252,0 K)
  • 327. The evolution of microorganisms

    Evolution of flora and fauna on the planet Earth, its implications: the formation of new species, adaptation to the environment etc. the Story of the origin of life on the planet. The first living organisms, bacteria, the occurrence of parasitism.

    реферат (1,9 M)
  • 328. The first record of scheenstia (actinopterygii, holostei) from the late cretaceous of Ukraine in the context of European occurrence of Mesozoic lepisosteiform fishes

    Gars (order Lepisosteiformes) as a relatively small group of primitive neopterygians, their varieties and properties. Analysis of a well-preserved scale of possible shenstia from the Cenomanian deposits of Ukraine in a broad biogeographical context.

    статья (2,3 M)
  • 329. The formation of the corporate scientific environment

    Systematization of landscape components of scientific environment. Determinants of the scientific environment based on general scientific methods of cognition, the Hegelian principle of ascent. Determinants of the generation of new scientific knowledge.

    статья (67,8 K)
  • 330. The influence of different fertilization systems on the quantity and qualitative composition of humus of sod-podzolic soil

    Regularities of changes in the fractional-group composition of humus of sod-podzolic soil under the influence of various fertilizer systems in the conditions of Western Polesie. Favorable conditions for the accumulation of humus in the arable soil layer.

    статья (21,6 K)

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