Chromatographic analysis of chlorinated pesticides in food raw material
The detection technique and quantitative determination procedure of chlorinated pesticide, namely 2,4-dichlorophenoxyacetic acid (2,4-D), in food raw material. The use of thin layer chromatography for quantitative determination of 2,4-D extracting.
Подобные документы
- 76. 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.
??????, добавлен 31.08.2022 Determination of the transformational changes in agricultural households with different sizes of land plots. Recommendations for the Ukrainian government to create favorable conditions for the balanced and sustainable development of rural areas.
??????, добавлен 20.07.2024Determination of patterns of formation of the productivity of cereal grass crops and forage quality indicators depending on the doses and ratios of mineral fertilizers on soddy-podzolic soils of Prykarpattia. The efficiency of the use of fertilizers.
??????, добавлен 30.06.2022Results 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.
??????, добавлен 31.05.2021Study of the productivity of mechanically disturbed soils of zonal types in the Nizhny Novgorod region (sod-podzolic, light gray forest). Determination of the dependence of yields on some abiotic factors based on the Pearson correlation coefficient.
??????, добавлен 20.04.2018Determination of the effect of fungicides for soil treatment to protect against potato wart. Consideration of the effects of fungicides, applications, in two different concentrations to the infected soil on the wart development on potato sprouts.
??????, добавлен 24.02.2025The 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.
??????, добавлен 04.12.2023Determination of the features of economic efficiency and productivity of potato plants of the Kobza variety, depending on the elements of the technological process of growing under drip irrigation in the south of Ukraine. Drip irrigation methods.
??????, добавлен 03.07.2022Determination of the level of homozygosity of the active part of the population of the white-headed Ukrainian breed for one generation and 50 years of reproduction. Evaluation of the possibility of using inbreeding to preserve the gene pool of the breed.
??????, добавлен 30.06.2022Determination of the influence of long-term action of natural and anthropogenic factors on the phytosanitary state (pests) of winter wheat and the dynamics of its indicators during continuous cultivation. Factors affecting the spread of wheat pests.
??????, добавлен 30.06.2022- 86. Motivational aspects of development of strategic network partnership in the agro-industrial complex
Determination of motivational factors of structural changes in the agro-industrial sector of Ukraine. The ability of business entities to generate large value-added flows and improve efficiency through the development of strategic network partnerships.
??????, добавлен 04.05.2022 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.
??????, добавлен 10.03.2018Study the cellular localization hydrogen peroxide, in mesophyll cells and bundle sheath in maize exposed to salinity. Determination of products lipid peroxidation, malondialdehyde, activity of superoxide dismutase, ascorbate peroxidase were determined.
??????, добавлен 03.09.2024Determination 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.
??????, добавлен 18.10.2019To study the influence of different systems of soil cultivation on the impurity species and the development of diseases of winter wheat in the area of Western Polissia. Determination of phenological phases of growth and development of diseases.
??????, добавлен 29.06.2022Biochemical characteristics of chicken eggs after feeding with powder. Microflora of litter after feed additive application. Amino acid analysis of litter and powder samples. Feed additive was derived from poultry manure by microbiological synthesis.
??????, добавлен 20.03.2021Nanopolymer 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.
??????, добавлен 05.11.2020The influence of mineral fertilizers on the accumulation of oil in flax seeds. Determination of yield the yield and oilseeds of seeds of different varieties of oilseed flax under different conditions of moist supply and doses of mineral fertilizers.
??????, добавлен 11.09.2022Changing the hydromodule zoning of irrigated lands in the Khorezm oasis in case of water shortage. Distribution of irrigated lands in hydromodule areas and determination of scientific methods of irrigation for the main areas of the Khorezm region.
??????, добавлен 27.02.2021Determination of the main regularities of the transformation of the structural state of chernozems of the Forest-Steppe zone under conditions of long-term agrogene transformation. Regularities at the increase of agro- and technogenic load on chernozem.
??????, добавлен 07.09.2022Classification of medicinal and aromatic plants by their requirements to water supply. Classification of the territory of Ukraine based on the heat supply in the coldest winter month (January) and the hottest summer month (July). Heat supply zones.
??????, добавлен 04.12.2023Determination of the optimal parameters of photosynthetic activity of crops of mid-season soybean Svyatogor under irrigation conditions in the south of Ukraine. Correlation dependence of yield level on plant density and doses of nitrogen fertilizers.
??????, добавлен 14.09.2022Influence of sowing terms and weather conditions in spring-summer period ?? the productivity's formation of the winter wheat modern varieties in conditions of the South Steppe of Ukraine. Determination of the highest yield of winter wheat grain.
??????, добавлен 24.05.2022Determine the level of heavy metals content in soils on the territory of rural settlements of Zhitomir. The main sources of pollution in the conditions of small farms. Assessment of environmental safety application the pesticides and agrochemicals.
??????, добавлен 26.07.2016One of today’s catastrophic problems is the use of an unlimited amount of pesticides, using which agricultural producers treat the soil to obtain high yields. And due to its unique feature Ukrainian soils absorb significant amounts of these chemicals.
??????, добавлен 18.12.2023