Enamel ultrastructure of lower molars of the red squirrel sciurus vulgaris (mammalia, rodentia) from different populations in Ukraine
The additional features to study the variability, clarify the subspecies status of individual populations. Analysis of the second lower molars of the red squirrel Sciurus vulgaris from Ukraine. Distinctive features of morphological variability of enamel.
Подобные документы
- 101. Winter barley selection in steady grain production provision in the central forest-steppe of Ukraine
The seed breeding - branch of economics which plays an outstanding role in food provision and provides a basis for sustainable development of agriculture. The value of adaptive capacity - one of the main criteria in varieties assessment of barley.
статья, добавлен 26.01.2022 The economic evaluation of land, separation and distribution, effective management of lease rights, minimization of natural and economic risks, elaboration of the principles of transition to sustainable land use is acute. Agriculture: land values.
статья, добавлен 18.10.2022The essence and advantages of organic production. Actual problems of organic products market development in Ukraine and the level of its information support for consumers. Shortcomings in the legal provision of incentives for agricultural enterprises.
статья, добавлен 16.10.2018The use of ecological methods of farming with the use of renewable resources and the principle of rational nature management. Application of biological cycles and soil biological activity. Adaptation of agricultural ecosystems to regional conditions.
статья, добавлен 04.12.2023An important role of veterinary medicine in people's lives. Basic functions of veterinary medicine. Features of the special education for veterinaries. The Course includes veterinary anatomy, physiology, histology, pharmacology, microbiology, pathology.
презентация, добавлен 20.11.2014Babesiosis as the disease of dogs is known from the end of XVIII century. In Ukraine the given protozoasis was educed at the beginning of XIX century. For today this invasion has extraordinarily wide distribution among dogs in natural and climatic zones.
статья, добавлен 16.05.2020The problem of dosing fertilizers on the fodder lands of the Carpathians of Ukraine. Patterns of the formation of the productivity of cereal grass crops and the quality of fodder depending on doses, ratios of mineral fertilizers on soddy-podzolic soils.
статья, добавлен 13.09.2022A. Chayanov as one of the initiators of the creation of the League of Agrarian Reforms, which included leading agrarian workers of various political trends in Russia. Features of the brochure "What is the agrarian question?", Published by A.V. Chayanov.
статья, добавлен 21.12.2021To make an assessment and to determine the effectiveness of different irrigation methods for the growing soybeans and corn, which are based on economic and energy parameters. Definition and characteristics of features of the use of drip irrigation.
статья, добавлен 28.06.2022Contract farming, often referred to as out grower or supply chain farming, is a multifaceted agricultural system that plays a pivotal role in shaping the agricultural landscape of many countries worldwide. Elements of contract farming system.
статья, добавлен 18.12.2023Problems of breeding domestic quails in animal husbandry and production of eggs and quail meat. Research on the rapid reproducibility of production and cost recovery in the short term. Characteristics of annual production of quail eggs and meat.
статья, добавлен 26.06.2022The justification is provided, the research on the issue of improving the elements of the technology of growing potato varieties of different maturity groups in the soil and climatic conditions of the Western Forest Steppe of Ukraine is analyzed.
статья, добавлен 04.12.2023In this article, the author attempts to identify and analyze the main prerequisites of agro-industrial integration in Ukraine at the institutional level. The basic directions of support processes studied in order to increase their effectiveness.
статья, добавлен 25.11.2016The research of institutional support of small agricultural entrepreneurship in Ukraine, of its components. Problems of functioning and practical suggestions for improving the business environment in rural areas with of forecast parameters of entities.
статья, добавлен 01.12.2017Disadvantages of the soil tillage: excessive losses of organic matter, soil propensity to the erosion, insufficient water protection ability, others. The proposals on improvement of technology and conducting stationary field experiences on soil tillage.
статья, добавлен 13.02.2016Determination of the most adapted tree species for afforestation for various purposes in the conditions of drained peatlands of the Forest-Steppe. Influence of afforestation on changes in the water-physical properties of drained organogenic soils.
статья, добавлен 30.06.2022- 117. Parameterization of changes in soil organic carbon content depending on the fertilization system
Determination of parameters of changes in organic carbon content in typical chernozem. Peculiarities of long-term use of different fertilization systems of field crop rotation in the conditions of the High Forest Steppe of the Left Bank of Ukraine.
статья, добавлен 31.08.2022 Sunflower is the main oil crop in Ukraine. Searching for reserves increase the yield of it under the conditions of climate change, improve the quality of products and reduce the negative impact on soil fertility and the surrounding natural environment.
статья, добавлен 04.12.2023Characteristic features of the causes of forest degradation in the Indian Himalayas. Description of the environmental measures to improve forest health and prevent their degradation in areas that are managed by local communities in the Indian state.
статья, добавлен 18.01.2014Study of economic effect of reproductive and respiratory syndrome virus and porcine circovirus type 2. Analysis of immunoprophylaxis of porcine circovirus type 2. Analysis of impact of reproductive and respiratory syndrome virus on farm productivity.
статья, добавлен 26.01.2017The influence of complex fertilizers on the productivity of spring barley. Application of preparations for feeding in two phases of vegetation. Determination of indicators of the weight of raw above-ground mass of barley at the beginning of earing.
статья, добавлен 04.12.2023The place of the poultry sector in the agro-industrial complex, its role in supporting the country's economy, the state and prospects offunctioning, development of the poultry industry. The ways to improve the economic efficiency of poultry enterprises.
статья, добавлен 02.12.2017The first varieties of typical winter durum wheat Michurinka and Novomichurinka were created by interspecies hybridization varieties of bread winter and durum spring wheat. Systematic improving of durum winter wheat has. Introgression of dwarf-genes.
статья, добавлен 28.08.2016Features of the formation of the elements of the structure and productivity of seeds of white sweet clover varieties Yuzhny and Donetsk Odnorichny. Influence of row spacing and doses of nitrogen fertilizers in non-irrigated conditions of the south.
статья, добавлен 15.09.2022Anatomical, histological and physiological features of the breast. Macro- and microstructure the mammary gland. Characteristic of the udder of cows. Ductal system of the breast. Big differences between dairy cows. The choice of the milking procedure.
статья, добавлен 27.02.2019