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коллекция "otherreferats"
Главная Коллекция "Otherreferats" Сельское, лесное хозяйство и землепользование
  • 271. Productivity of the lines — the parent components of corn hybrids depending on the irrigation methods and plant density in the Southern Steppe

    To determine the effect of method of irrigation and plant density on growth, development, and yield of seed lines of corn, which are the parental components of the innovative hybrids. The results of phenological, biometric yield data were processed.

    статья (22,3 K)
  • 272. Productivity of the orchard agroecosystem

    Analytical 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 (47,8 K)
  • 273. Professor Oleksiy Stepanovych Shkabara (1886-1959) - a founder of scientific and educational swamp culture and meadow planting in Ukrainian Polissia

    The activities of professor O.S. Shkabara, his scientific heritage, contribution to the formation and development of an agricultural research and reclamation science. The special field of plant technicians in the educational training of specialists.

    статья (44,5 K)
  • 274. Prospects of use of biocomposite materials for comminuted fractures of tubular bones in dogs

    Clinical and radiological evaluation of reparative osteogenesis in rabbits and dogs when using biocomposite materials. The replacement of bone tissue defects. X-ray investigations in dogs. Course of reparative osteogenesis. Healing of fractures.

    статья (947,4 K)
  • 275. Protecting birds and bats in buildings undergoing thermal insulation improvements – procedures and practice in Poland

    The problem of protecting wild animal species and their habitats in residential buildings. Development of standards and practical guidelines for planning and implementation of construction works, the main decisions on compensation for each species.

    статья (2,1 M)
  • 276. Protein in swine nutrition

    Importance of protein. Protein is the basic structural material of all cells, important for the formation of regulatory compounds. The information of crystalline amino acids. Low crude protein diets for swine. The adoption of modern biotechnology.

    реферат (30,5 K)
  • 277. Protein-lipid metabolism in servicing bulls of the red-motley breed

    Observations of protein-lipid metabolism in bulls-producers of the domestic red-and-white breed at the age of 2-11 years. The influence of the age of bulls on the intensity of protein and lipid metabolism in their body, the content of creatinine and urea.

    статья (37,5 K)
  • 278. Pulmonary gas exchange in heifers and milk productivity of firstborn cows of the Simmental breed of the precarpathians of different constitution types

    Study of pulmonary gas exchange in heifers, milk productivity of Simmental firstborns of the Prykarpattia breed, to the physiological and selection index developed by us. Assessment of milk productivity in wide-bodied and narrow-bodied first-born cows.

    статья (31,4 K)
  • 279. Quality of sugar beet seeds and the ways of its increase

    The issues of the importance of quality seeds by the sugar beets growing. Elements of the technology of hybrids seed growing based on the cytoplasmic male sterility. The synchronization of flowering and the pollination of the parental components.

    статья (573,5 K)
  • 280. Quantitative determination of trypsin inhibitor

    Determination 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 (1,3 M)
  • 281. Radiating pathology in agricultural animals with a diseased thyroid gland

    Assessment of the state endocrine system of farm animals. Indicators of biological effectiveness of iodine in a dose dependent manner. An estimation of consequences of radiating defeat of sheep in the conditions of radioactive pollution of territory.

    статья (961,7 K)
  • 282. Reaction of the populations of disease causative agents in animals to the influence of Sagittaria Sagittifolia L. intravital excretions

    Analysis of the distribution of foci of erysipelas and leptospirosis on the territory of Ukraine, which cause significant economic harm. Viability of pathogens of these diseases Erysipelothrix rhusiopathiae and spirochete Leptospira interrogans.

    статья (277,7 K)
  • 283. Recent advances on stability of anthocyanins

    Enzymatic degradation of anthocyanins: the role of sweet cherry polyphenol oxidase. Tuning color variation in grape anthocyanins at the molecular scale. Effect of non thermal processing technologies on the anthocyanin content of fruit berry juices.

    статья (2,2 M)
  • 284. Redistribution of nutrient elements of gray forestal soil under grain crops in short-rotation crop rotations under different fertilization systems

    The influence of fertilization system and precursor on the nutrient regime of gray forest soil under winter wheat and spring barley under short-rotational crop rotation conditions. Restoration of crop vegetation on unfertilized options in crop rotation.

    статья (37,0 K)
  • 285. Removing elements of nutrition with winter wheat depending on fertilizer and lime in Western Polissia

    To determine the content and value of accumulation of nitrogen, phosphorus, and potassium. To clarify the influence of the removal of the elements on the formation of units of the basic and by-products of winter wheat depending on the fertilizing.

    статья (28,4 K)
  • 286. Replacement of soybean meal with sunflower one in the diet of broiler chickens and its influence on their growth and development

    Analyze the influence of replacement of soy with protein sunflower concentrate in the diets for broiler chickens and to evaluate the effect of this ingredient on the growth and development of poultry. Review of indicators of the meat productivity index.

    статья (72,1 K)
  • 287. Reproduction of chinchilla (Chinchilla laniger M.) on the example of selected Polish breeding farm

    Research of reproduction of females chinchilla in a 10-year period on a Polish farm. Development of modern methods for improving breeding. Analysis of seasonal character reproduction of chinchillas. Sexual activity animals in the polish climate.

    статья (21,0 K)
  • 288. Reproductive ability of queen bees under the influence of heavy metals and fatty acids of bee pollen

    Monitoring of the ecological state of the environment of the Carpathians. Assessment of the condition of apiary farms in the mountain zone of the Lviv Region. Determination of the content of heavy metals in the topsoil, bee pollen and honey bee tissues.

    статья (34,5 K)
  • 289. Research of rolling of engines of bridge-type agricultural tools on the trace of a constant technological track

    Analysis of analytical expressions of regression dependences of the coefficient of rolling resistance of wheels of a wide-track agricultural implement on humidity, hardness and track density of a constant technological path. Construction of graphic maps.

    статья (348,7 K)
  • 290. Resource-saving (environmental) approaches to winter wheat grain production in the Southern Steppe zone of Ukraine

    The main factors influencing grain yield levels by year. The influence of resource-saving elements of technology, namely the selection of the predecessor and directly the variety in terms of ecotypes. Selection of agricultural crops in crop rotation.

    статья (233,0 K)
  • 291. Resource-saving techniques for increasing tomato productivity

    The essence of the cultivation of promising varieties and hybrids of tomatoes in the Lower Volga region. Increasing the productivity of vegetable crops in a severely arid climate by regulating physiological and biological processes with drip irrigation.

    статья (37,7 K)
  • 292. Ribonuclease activity of buckwheat plant (Fagopyrum esculentum) cultivars with different sensitivities to buckwheat burn virus

    The analyze of the correlation between RNase activity and resistance of two cultivars buckwheat: Kara-Dag and Roksolana. The virus replication and infection of upper leaves of plants. Unstable levels of RNase activity in infected buckwheat plants.

    статья (908,8 K)
  • 293. Rice lodging resistance

    Creation 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 (1,3 M)
  • 294. Risks of functioning of the enterprises of agricultural engineering of the southern federal district in the wto and the need for correction of regional economic policy

    The need for technical modernization of agriculture. Risks of functioning of the enterprises of agricultural mechanical engineering in Russia on an example of the company "Rostselmash". The requirement of the standardization and technical regulation.

    статья (40,2 K)
  • 295. Robinia Рseudoacacia L. – важливий інтродукований деревний вид у захисних насадженнях лісоаграрних ландшафтів України

    Значення робінії звичайної в лісоаграрних ландшафтах України як економічно важливої культури, що використовується для отримання ділової деревини і дров, біомаси для енергетичних потреб, для боротьби з ерозією. Принципи її контрольованого використання.

    статья (39,8 K)
  • 296. Seed distribution drivers at an early stage of vegetation development in a sand quarry

    Distribution of seeds on the bare ground slope in a sand quarry in the vicinity of Saint-Petersburg. Species composition of pioneer communities and surrounding vegetation, the timing of a growing season. Dissemination period seeds of anemochorous plants.

    статья (598,0 K)
  • 297. Seed production of tomato varieties depending on planting schemes and fertilizers in the conditions of Southern Steppe

    The influence of planting schemes and fertilizing on the cultivation of different varieties of tomato, their yield and sowing quality of seeds in conditions of Southern Steppe. Improvements of technologies of cultivation of sorts of domestic selection.

    статья (83,1 K)
  • 298. Selecting the best target function to predict crop yields using their water use through regression analysis

    Determination of the most effective regression model for forecasting the production of corn for grain, soybeans and winter wheat. Rationale for the effectiveness of using the cubic regression function for yield estimation in agricultural research.

    статья (29,4 K)
  • 299. Shift in fungal communities associated with Pinus sylvestris L. stands affected by root rot

    Evaluation of the species and functional composition of fungal communities in Pinus sylvestris stands affected by root rot Heterobasidion annosum. Correlation between the taxonomic composition of root system fungi and the physiological state of trees.

    статья (222,9 K)
  • 300. Socio-economic impacts of the exploitation of the marshes of Kayanza province in the Northern Burundi: case of marshes of the average Ruvubu and its tributaries

    The study shows that the population of the area is highly dependent on wetlands for drinking and irrigation water, building materials, wicker products and forage plants. Drainage of swamps caused the drying up of springs, death of animals and plants.

    статья (24,8 K)

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