The influence of stress resistance and stress sensitive of boars on the level of conditioned reflex activities and sperm efficiency
Long-term breeding of pigs aimed to increase productivity and amount of meat. Research the influence of stress resistance and steadiness of neural processes on the qualitative and quantitative characteristics of boars sperm efficiency of various breeds.
Подобные документы
The study of the mechanisms of tolerance and resistance of the assimilation (photosynthetic) apparatus in maize. Investigation of the presence of salt stress in plants and its effect on yield. Determination of permissible salt concentration in soil.
статья, добавлен 10.03.2018Biochemical indicators of quails pharaoh and white texas during the time are kept under the shed with high temperature condit. In order to increase the stress resistance of the quails, acorn flour and Lybecrin preparation should be added to feed ration.
статья, добавлен 03.09.2024Information is provided on soil salinization as the most common abiotic stress that reduces the productivity and quality of agricultural plants. Salt stress is associated with lipid peroxidation in cell membranes, DNA damage, protein denaturation.
статья, добавлен 10.10.2024Application of method for evaluating and grouping test accessions according to their levels of drought tolerance (stress tolerance, if other stresses are detected) that is expedient to apply for preliminary description of different of breeding materials.
статья, добавлен 08.08.2021Analysis of the effects of callus formation under the influence of factors simulating osmotic stress in flax culture in vitro. Assessment of the influence of the selective factors mannitol and polyethylene glycol in the callus culture of flax genotypes.
статья, добавлен 03.09.2024Research of combined fodder and fermented homogeneous fodder suspension. Consideration of animal feeding, productivity and changes in the physiological state and behavior of pigs. Economic efficiency of pig farming depending on the type of feeding.
статья, добавлен 18.09.2022The study thepotential benefit of hyperosmolar extender during the freezing-thawing process in rooster sperm. Sperm cells could be preserved in the same extent by the use of a antioxidant molecule (vitamin E) and by reducing intracellular ice formation.
статья, добавлен 22.03.2021Influence of parents' genotype and microclimate parameters on productivity of dairy cattle. Applying of effective breeding methods. Study of the environment, assessment of the productive qualities of animals for growing in different types of buildings.
статья, добавлен 29.06.2022Search for ways to improve the profitability of poultry farms with high meat productivity. Perfection existing technologies for rearing broiler chickens. Ensuring an increase in the production of meat through the use of the innovative system "Patio".
статья, добавлен 23.05.2023Problems 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 26.06.2022Study of potato varieties with increased adaptability in changing conditions of the year. Study of yield indicators and stress resistance of potato varieties to phytopathogenic micromycetes Fusarium solani as an element of plant adaptation potential.
статья, добавлен 19.03.2024Demographic and socio-economic characteristics of households. Yield of the major crops in the study area. Analysis of the determinants of technical efficiency of smallholder malt barley producers. A possibility to increase the level of malt barley yield.
статья, добавлен 24.04.2021Determination of plant resistance to fungal pathogens as an important breeding component. 6 smut-resistant maize varieties and 12 varieties susceptible to smut and stalk rot were studied. The samples of maize grains with known properties were provided.
статья, добавлен 18.03.2021Detailed methodology for assessing the breeding value of the output material of agricultural plants. Improving the resistance of sheep and feed crops, current genotypes of hemp and linseed plant against the main phytophagous mosquitoes and viral diseases.
статья, добавлен 12.12.2023Elucidation of the effectiveness of rapid assessment of primary resistance of genotypes to high temperatures and cold. Similarity of seeds after exposure to heat shock, negative temperatures. Adaptive variability of the genetic nature of wheat genotypes.
статья, добавлен 20.07.2024Nanopolymer GluLa-DPG-PEG600-F can penetrate bovine sperm cells via binding membranes, deposit in the cite of injection in muscle tissues by binding proteins. Nanopolymer influences on sperm cells metabolic activity. Determination of their survival time.
статья, добавлен 05.11.2020Results of changes in the productivity of Yugan communities in the Ziddi tract (slope of the Gissar ridge) under the influence of nitrogen fertilizers. Yugan is one of the highly productive natural forage lands of the Pamir-Alai herbaceous ecosystem.
статья, добавлен 31.05.2021Evaluation of varieties of soft winter wheat according to indicators that shape productivity. The influence of the level of technological support of the farm, composition, fertility, soil cultivation and variety of winter wheat on its sowing properties.
статья, добавлен 16.06.2024Creation of varieties with high resistance to biotic and abiotic environmental factors. Morphological characteristics of different rice varieties and the degree of their relationship, which determines the resistance of the rice plant to lodging.
статья, добавлен 22.03.2021Analytical review of Ukrainian and foreign sources of literature on the characteristics of the productivity of the garden agroecosystem and the impact of agrotechnical measures on it. Anthropogenic influence in gardens on the productivity of plantations.
статья, добавлен 22.01.2024Optimal concentration of iodine for merino sheep breasts during lactation. The effect of increasing the mineral city in ratitudes of sheep-pigs by 25% on the improvement of dairy sheep. The growth of the absolute gain of lambs during their subsus.
статья, добавлен 31.12.2017Conducting of breeding work in Ukraine. Creation of new potato hybrids, evaluation of their economic and biological characteristics. Increasing the resistance of the of plants against late blight. Formation of a crop with a high starch content in tubers.
статья, добавлен 10.10.2024Determination of the influence of dietary characteristics on the concentration of urea in milk. Improving the efficiency of feed use for cows, increasing the content of edible raw protein. Minimization of nitrogen losses in the environment at dairy farms.
статья, добавлен 18.10.2019Market assessment of the dynamics of production and consumption of meat and meat products, the increase of export potential of cattle meat of Kazakhstan, and also to the directions for stimulating agricultural producers to develop animal husbandry.
статья, добавлен 28.09.2016- 25. Breeding poultry
The domestication of poultry. Principles of maintenance, care and breeding chickens. Selecting breeds for breeding. Basic principles of culling birds at breeding. Breed Character. Detailed official colour standards. Guidelines for keeping cockerels.
контрольная работа, добавлен 25.04.2015