Abstract Models of cultivars of agricultural crops are created for certain agro-climatic conditions. The aim of the research is to supplement the existing models of two- and multirow spring barley cultivars adaptive to the soil-climatic conditions of the Volga-Vyatka region with new features and properties for their more effective implementation. Studies were carried out using extensive, statistically

Abstract A multiple nonlinear regression equation reflecting dependence of the crude gluten content in wheat grain (Y, %) on the protein content (X1 = Ntotal × 5.7, %) and thousand kernel weight (X2, g) : Y(1) = –41.928 + 0.081\(X_{1}^{2}\) + 2.548X2 – 0.028\(X_{2}^{2}\) has been developed using regression analysis. For this equation, all grain quality indices correspond to the 12% moisture level.

Abstract Surveys were carried out to study the opportunities for increasing homogeneity of a medicated feed mixture, taking into consideration the kinetics (trajectory, speed, and vector) of certain ingredient particles in the material and airflow stream during mixing the medicated feedingstuffs and mineral-and-vitamin premixes in the mixer with a spherical chamber under the centrifugal, aerodynamic

Abstract Rational use of methods and means of biological reclamation on drained lands creates conditions to obtain the planned harvest of good quality, to prevent soil degradation, and to provide possible detoxication of the soil cover, water sources, and agricultural products. This work shows the role of biological reclamation on drained lands based on the use of three classes of reclamation agents:

Abstract This paper examines the effects of the long-term application of fertilizers on the phosphate regime in a sod–podzolic heavy loamy soil in the western piedmont of the Ural Mountains. The study was conducted to assess the influence of the organic (manure at doses of 10 and 20 t/ha of arable land per year), mineral (mineral fertilizers in amounts equivalent to the NPK content in manure at doses

Abstract The ecological state of agricultural lands near a mining facility and a highway has been evaluated to determine the average daily dust load and chemical composition of the snow cover of drained lands. In contrast to the impact of motor transport, snow precipitation as a correct indicator of aerial technogenic fallout, formed under the influence of the mining company, is classified as contaminated

Abstract Mung bean (Vigna radiata L. (R) Wilczek) is considered to have a potential for introduction under climatic conditions of the Middle Volga. Since root rot agents are present both in soil and on the surface of seeds, there is a risk of crop infection with this disease. The purpose of the study was a theoretical and practical substantiation of the use of fungicide treatment of seeds as part of

Abstract— Potato growing is one of the strategic sectors of the country, providing the basis for food security of the state. Degeneration of potatoes leads to a decrease in the yield of potato bush, the loss of high-quality varieties of potato, to a shortage of foodstuffs, which is unacceptable from the point of view of food security since potato is the second bread among food products. The causes

Abstract These studies aim to examine the effect of microbiological products (Gribophyt and Imunazot) and nitrogen fertilizers (ammonium nitrate) alone and in combination under barley straw application on crop yield on the morpho-physiological parameters of the yield and the seed chemical composition of the buckwheat variety of Demetra in the Kursk oblast. The seed yield of this crop due to nitrogen

Abstract The studies were conducted to explore the total water-soluble antioxidants, polyphenol compounds, and flavonoids in the vegetable soybean seeds at the stages of industrial (R6) and biological (R8) ripeness. The values of these parameters were respectively 2.6 mg eq gallic acid/g, 4.1 mg eq gallic acid/g, and 0.69 mg eq quercetin/g at the industrial ripeness stage of vegetable soybeans. At

Abstract Based on the evolving trends in software and IT technologies, smart sensors managing plant and animal development, local meteorological stations transmitting signal information on weather change, robotics, etc., the agricultural system has, in general, actively started exploiting the fifth technological paradigm using some of the sixth pattern’s elements associated with nanobiotechnology,

Abstract A field experiment was conducted on such a land which was previously used for fruit plant nursery rising at Agriculture, Research Institute Mingora Swat, Pakistan. The field was comprised on plentiful weeds due to no-tillage or other essential practices for weeds control from 5 to 7 years. The location was then assorted for Maize and soybean crop. The field was ploughed thrice during bunchy

Abstract Diesel particulate filters (DPFs) have been used in heavy-duty engine applications for nearly three decades. Recently, DPFs have also been used in off-road vehicles due to needs to reduce air pollution. Ceramic DPFs are characterized by light-weight, low pressure-drop, rapid regeneration, and excellent chemical resistance at high temperature. This article focuses on the development of a new

Abstract Studies were carried out to create highly heterotic interlinear winter rye hybrids F1 based on Pampa CMS and to identify high-yielding combinations with the best grain quality. More than 350 relatively highly productive and short-stemmed inbred forms were obtained by repeated inbreeding of self-fertile plants. Analogs with sterile Pampa cytoplasm were created using 40 of the best lines by

Abstract The biochemical features that govern multi-functions of boiling soluble proteins are still not well documented. In this study, we have isolated and sequenced a water stress responsive cDNA encoding boiling soluble proteins designated as TaDreb, TaDHN and TaWCS20. (TaDREB: Triticum aestivum dehydration responsive element binding, TaDHN: Triticum aestivum dehydrin, and TaWCS120: Triticum aestivum

Abstract The survey was carried out to study the effects of the Argovite medication and dimethyl sulfoxide on the morphological, biochemical, and immunological blood parameters of cows with postpartum purulent-catarrhal endometritis in the block-calving period in Novosibirsk oblast in 2019–2020. In order to perform the surveys, three groups of 50 animals each were allocated. The first group was control

Abstract This paper discusses the effect of drip irrigation on the yield and quality of sweet cherry yearlings. The experiment involved three variants. In the control variant, the soil moisture content in the 0.4-m layer was maintained at a level not less than 80% of the field moisture capacity (FMC) throughout the entire growing season. In the second variant, the soil moisture was maintained at 80%

Abstract The studies for blood of bull sires have provided the opportunity to use the level of serum immunoglobulins of the G isotype as a biomarker to classify the animals according to stability and variability in the syntheses of antibodies. Based on the produced classification, the bulls’ progeny first-calf heifers were allocated into two groups. The objective of the survey is to study the innate

Abstract Sheep breeding is of great importance for the Tuva Republic. The sheep population exceeds 1.2 million heads. Surveys were carried out to find out the additional reserves for increasing lamb meat production. The typological structure was defined with the method based on the motor response to feeding, which was developed by D.K. Belyaev and V.N. Martynova (1973) and improved by V.S. Zarytovsky

Abstract The results of the study into the effect of the wheat-triticale grain grinding mixture ratio on the milling and baking properties of wheat-triticale flour are presented. The flour and baking properties of the initial grain wheat-triticale grain mixture in 80 : 20, 70 : 30, 60 : 40, and 50 : 50 ratios and the control grain of wheat were determined. The milling properties of the initial grain

Abstract Acetamiprid belongs to the modern systemic neonicotinoid insecticides. The acetamipride content in grapes and grape juice was determined after double treatment of vegetative plants with the insecticide Mospilan SP (200 g/kg) with a recommended rate of 0.35 kg/ha in Krasnodar region and the Republic of Crimea. A quantitative evaluation of its residual amounts was performed and degradation dynamics

Abstract The results of the survey with 280-day-old and older cross Hisex-White chickens that underwent complex surgery and were implanted with pancreatic duct fistulas (four heads) allowed for the ascertaining of insufficient pancreatic enzyme activities at egg laying. Within the experiments, the pancreatic enzyme activities were measured at a 30-min interval, observing the oviposition before feeding

Abstract During operation, working bodies of agricultural machines interact with plants experiencing various deformations, including stretching of groups of stems. To design mechanisms of agricultural machines, it is necessary to know patterns of behavior of plant materials under deformation. The aim of this study is to develop a refined method for determining the patterns of changes in the force required

Abstract The purpose of the survey is to study the possibility of applying Biobardin feed additive (3–5%). It can provide antibacterial properties for broiler-chicken feeds in order to reduce the negative effects of mycotoxins produced by the mold fungi Fusarium graminearum, F. sporotrichiella, F. poae, and F. moniliforme present in the feed mixtures on the production performance of poultry and to

Abstract The article presents research on improving the elements of agricultural technology for the production of oilseed flax seeds and the selection of highly productive varieties of culture for the region. The experiments were conducted under the conditions of Ryazan oblast, on gray forest soil, in 2016–2019. It was established that oil flax sown on the first term of sowing in the first 10 days

Abstracts Studies have been carried out to identify trends in the transformation of the properties of saline and solonetzic soils in vineyards under changing regional weather conditions with intensive agricultural use. The tendency to increased aridity of the climate of the Anapa-Taman region against the background of alternating wet and dry periods was revealed. The previously noted increase in the

Abstract Technological stresses in the poultry industry directly affect the broiler-chicken’s performance and the production intensification. The technological stress factors affect the metabolic pathways occurring in the chicken’s body. The objective of the survey was to assess the efficiency of the feed additive used for broiler chickens in the technology-related stress environments in the broiler

Abstract Due to climate change, a model for a variety of winter triticale, separately for grain and fodder areas, has been developed. Under modern conditions, dual-use triticale varieties with a stem height of 120–130 cm lodge in wet years and are significantly inferior by grain yield to wheat and by green mass yield to rye. According to the results of regression analysis, the potential productivity

Abstract The parameters for blood enzyme activities, clinical status, antioxidant defense, and cortisol and thyroxin concentrations in fresh cows in dry and postpartum periods were studied with the use of compound physiologically active substances having probiotic, antioxidant, adsorbent, and hepatoprotective properties. Positive changes in the animals fed the developed compound feeding stuff under

Abstract The effect of organic and inorganic fertilizers, as well as their combinations, on soil fertility and productivity is studied on the soddy podzolic light loamy soils in the stationary field experiment. The highest efficiency of combined application of organic (80 t/ha of peat–manure compost) and inorganic (NPK) fertilizers is determined in a six-field fodder crop rotation. The positive effect

Abstract The goal of the investigations was to complexly evaluate sugar beet breeding material productivity and technological indices and to select competitive hybrids. The object of the investigations was comparison of simple and trial domestic hybrids of sugar beet with the group standards of the foreign hybrids: Mitika (Lion Seeds) and Dubravka (KWS). The investigations included a field experiment

Abstract Resistance to foliar diseases has been studied in 14 promising lines of soft spring wheat developed at the Chelyabinsk Research Institute of Agriculture (CRIA) using donors carrying alien genetic material. Resistance to such diseases as the leaf and stem rust, leaf blotch, and tan spot was assessed in 2019 at the CRIA infection nursery starting from the first manifestations of disease symptoms

Abstract A comparative assessment of the effect of long-term agricultural use of gray forest and meadow chernozemic soils on their phosphorus status is performed in stationary field experiments in the western Siberian forest steppe. The content of different phosphorus compounds in the soils of extensive and intensive agrocenoses is determined. The soils under study are characterized by higher total

Abstract—When studying various technologies and their synthesis, a holistic system-oriented approach is preferable, which provides a solution to the problem of the systems under study for various conditions. It has been established that the productivity in recent years in Siberia increases without development; an increase in costs per unit area leads to an increase in yield but does not reduce the

Abstract—The possibilities of using machine learning for estimating the effect of the complex of weather and agrotechnical factors on the yield of agricultural crops and for yield forecasting were investigated. Numerical simulations were carried out using materials of long-term field experiments in the forest-steppe zone of Kemerovo oblast. Continuous observation data for 2013–2018 for the main crops

Abstract The article presents the results of feeding (by the method of syringing onto bees) bipin at a concentration of 0.00625% with sugar syrup at the beginning of wintering at the rate of 10 mL per seam of bees twice with an interval of 24 h. The effectiveness of the treatment was determined by the method of visual examination of each individual of the bee colony after their introduction into torpor

Abstract This paper presents the study results on the effect that presowing seed treatment and spraying nitrogen-fixing, phosphate-, and potassium-solubilizing bacteria on the seedlings of the Primorskaya 39 spring soft wheat (Triticum aestivum L.) cultivar have on the structural elements of productivity, yield, and the number of soil microorganisms. It was found that the total number of bacteria increases

Abstract— Designs of pneumatic seeding devices operating on air-flow overpressure have been developed. Constructive changes in the dosing system of the pneumatic device have been made. Sowing disks are rigidly fixed to each other for sowing seeds of two crops simultaneously with the possibility of displacing the disks relative to each other circumferentially and of their dismantling, and the air nozzle

Abstract The objective of the survey is to assess the impact of ecological factors on the immunohematological parameters in cows in the second half of gestation. A complex of changes in the composition of blood and the body’s immunoreactivity in all of the examined animals under the effects of pollutants was revealed. Physiological anemia syndrome in pregnancy at different levels of severity was observed

Abstract This paper addresses the effects that basic soil treatment techniques that place crop residues on the field surface in different ways have on the nitrate nitrogen content in the soil. The study was carried out in 2018–2019 in Saratov oblast in the framework of a stationary experiment conducted by the Agricultural Research Institute for the Southeastern Region in a sloping–hollow agrolandscape

Abstract— The response of maize hybrids to nitrogen fertilizer as a hereditary character was investigated. A hybrid combination with the original parental inbreds with a strong response to nitrogen fertilizer was developed for this purpose (according to the studies conducted in 2012–2014). The growth of the vegetative part and root system mass of plants in maize lines and hybrids at the five-leaf stage

Abstract—Excess amount of salt causes problem in physiological and biochemical processes of plants. In the present study, the effect of different concentrations of NaCl on physiological and biochemical changes of Vigna radiata (L.) Wilczek seedlings compared to the control plants were evaluated. Also the effect of proline-ascorbate mixture (PAM) on the alleviation of NaCl stress in the plants was assessed

Abstract— Intracallus and intercallus morphological variability of doubled haploids of rice Oryza sativa L. obtained in androgenesis in vitro on callus lines with multiple regeneration was studied. Regenerants from hybrids of the second generation F2 were used: Don 4237 × (Szarvasi 70 × Heilunjiang)—D × S × H, plant no. 8; Romanika × (Darius 122 × Krasnodar 9167)—R × D × 67, plant no. 15; Kitaets ×

Abstract Evaluation of the immunotropic effect of albendazole in low therapeutic doses has been carried out based on testing the ability of CBA × C57BL/6 mice lines to induce a delayed-type hypersensitivity (DTH) and the synthesis of antibodies against the thymus-dependent antigen. It has been shown that albendazole at doses of 2.5 and 5.0 mg/kg had no effect on the immune response of the cellular

Abstract This paper examines effects caused by basic soil cultivation techniques combined with the integrated application of mineral fertilizers and biopreparations amid the manure and green manure aftereffects on the agrochemical parameters in the arable (0–25 cm) and subsurface (25–50 cm) layers of typical chernozem soils. It is established that disk plowing significantly (by 2–4 times) improves

Abstract— The goal of this research is to determine temperature threshold limits and duration of overwintering in spawners of beluga (great sturgeon) and Russian sturgeon in the aquaculture farms that would preclude impairment of the generative function. The study performs the assessment of temperature conditions and outcome of overwintering of spawners, egg incubation, and holding of yolk sac larva

Abstract In the framework of the comprehensive research of Far Eastern natural populations of soybean nodule bacteria, laboratory experiments have been conducted at the All-Russia Scientific Research Institute of Soybean (Blagoveshchensk) with the purpose to identify distinctive features of rhizobia species Sinorhizobium fredii (Scholla and Elkan, 1984) and Bradyrhizobium japonicum (Jordan, 1982) whose

Abstract The effect of inoculation with endotrophic micromycete Cylindrocarpon magnusianum on the physiological and biochemical parameters of test tomato plants when exposed to heavy metal salts was studied. The experimental scheme included inoculation with a fungal culture (control population) and with populations of this fungus that were previously adapted to this stress factor. The inoculated plants

Abstract The effect of growth regulators Albite and Emistim R and pesticide Bunker on the leaf area of spring soft wheat variety Bazhenka and the content of photosynthetic pigments were studied at the substation of the Northeast Federal Agricultural Research Center (FARC) under the conditions of the Kirov region in 2017 and 2019. Using the growth regulator Emistim R alone and in a tank mixture with

Abstract The survey results of testing the Holstein cows for carriage of the fertility haplotype for cholesterol deficiency (HCD) associated with the fetal death detected at various stages of prenatal and early postnatal ontogenesis has been reported. Economically important traits of the animals tested as carrying the defect caused by HCD in their genotypes are examined. The survey sample consisted

Abstract The relevance of the survey is to explore the selection approaches to increasing the mass fraction of protein and its biological value in the milk produced by Black-and-White cows. The objective of the survey is to study the amino-acid composition and the biological value of protein in the milk produced by Black-and-White cows and their respective crosses with Montbeliarde in order to identify

Abstract Since the medicinal plants mainly are cultivated in marginal areas, are exposed to environmental stresses such as salinity, more than other plants. Salt stress causes damage to photosynthetic process, carbohydrates assimilation and photosystem I and II. However, recently, the role of fungi coexistence and polyamines in plants tolerance to saline conditions are pronounced. Therefore, the present

Abstract The occurrence of Alternaria and Fusarium fungi in wheat and barley grain obtained from the Ural Region was analyzed. The DNA content of fungi belonging to two sections of the genus Alternaria, and four species of the genus Fusarium, which are prevailing in the grain mycobiota, was analyzed by quantitative PCR. Differences in the occurrence and abundance of fungal biomass in the grain of two

Abstract The objective of the work was to study the beef production efficiency through intensive rearing and fattening of Simmental and crossbred bull calves. The bull calves were divided into three groups of 15 animals each in order to carry out the survey. The first (control) group involved purebred Simmental bull calves. The second group consisted of young stock produced via crossbreeding Simmental

Abstract This paper presents the results of research works carried out at the Central Scientific Agricultural Library (CSAL) to improve the information support of agricultural research in the area of updating the Information Search Thesaurus in Agriculture and Food (IST). The IST is the main linguistic tool for forming and structuring information arrays and for thematic search in them as well as a

Abstract Studies were carried out to determine the biochemical composition and nutritional value of muksun (Coregonus muksun (Pallas)) in the lower reaches of the Lena River. This is a valuable commercial fish; 90% of its total catch in Yakutia is covered by the Lena River, while its abundance is low in other rivers and continues to decrease due to overfishing. The average annual catch of muksun is

Abstract The purpose of this study was to examine the features of leaf area formation in spring cereals under agroecological conditions of the middle Amur region. The study is concerned with the varieties of spring oat Ekspress, spring soft wheat Khabarovchanka, and spring triticale Ukro. The features of leaf area formation in spring cereals have been shown at the major stages of organogenesis, and

Abstract The effect of different doses and dose rates of gamma radiation on the viability of khapra beetle Trogoderma granarium (larval stage) was studied in laboratory experiments in 2019–2020. The pest-infested grain of spring barley of the Nur variety was irradiated on a GUR-120 unit at dose ranges of 50–450 Gy (dose rate 100, 500, and 950 Gy/h) and 500–1000 Gy (dose rate 950 Gy/h). The irradiation

Abstract This paper addresses the effects of the initial soil cultivation degree on the development of modern soil-formation processes affecting the agrochemical parameters of agro-sod-podzolic loamy soils. The effects were monitored in the course of a 4-year overgrowing period and subsequent land development resulting in the transformation of fallow lands into arable lands. The subject of this study

Abstract The objective of the survey was to assess the production performance of meat and its quality in the Karachai ram lambs reared under the different management technologies and altitudinal zonation systems in the Northern Caucasus Mountain Regions. The ram lambs of group one were kept on the mountain grazing lands at the elevation of 2200 m above sea level for the whole period of the survey.