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сколько стоит заказать работу? коллекция "otherreferats"
Главная Коллекция "Otherreferats" Сельское, лесное хозяйство и землепользование
  • 361. Productivity Growth in World Agriculture: Sources and Constraints

    Growth in total factor productivity in agriculture, arising out of technical change and improvements in efficiency, has made an exceedingly important contribution to economic growth. The sustainable growth in agricultural output and productivity.

    статья (22,2 K)
  • 362. Productivity of corn hybrids depends on growing technological methods

    The studies on the influence of sowing dates on the grain productivity of various corn hybrids in the conditions of the right-bank forest-steppe of Ukraine. Research has established that sowing dates affect the passage of phenological phases in corn.

    статья (53,9 K)
  • 363. Productivity of early maturing soybean varieties in the left-bank forest-steppe of Ukraine

    Soy as an important high-protein oil crop. The influence of the variety on its cultivation. Review of optimal soybean sowing dates for varieties of the early ripening group in the conditions of the Left Bank Forest Steppe, impact on plant yield.

    статья (21,4 K)
  • 364. Productivity of perennial legumes under irrigation

    Study of perennial legumes as a source of valuable high-protein feed for farm animals, a factor in the biologization of agriculture. The main parameters for the creation of highly productive agrophytocenoses of perennial legumes to increase productivity.

    статья (3,8 M)
  • 365. Productivity of semi savannas pastures of North-West Tajikistan: determination of changes in the structure and productivity of prangos pabularia under the influence of n and p fertilizers

    Results 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 (231,2 K)
  • 366. Productivity of short-rotation crop rotations with different soybean saturation depending on the fertilization system

    To investigate the impact of crop rotation factors and fertilization systems on the productivity of short-rotation crop rotations and monoculture cultivation of agricultural crops in the conditions of the northern Steppe of Ukraine. Yield grain units.

    статья (857,4 K)
  • 367. Productivity of soft winter wheat sort depending on terms length of sowing and weather in spring-summer period

    Influence of sowing terms and weather conditions in spring-summer period оп 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.

    статья (83,3 K)
  • 368. 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)
  • 369. 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)
  • 370. 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)
  • 371. 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)
  • 372. 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)
  • 373. 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)
  • 374. 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)
  • 375. 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)
  • 376. 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)
  • 377. 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)
  • 378. 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)
  • 379. 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)
  • 380. 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)
  • 381. 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)
  • 382. 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)
  • 383. 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)
  • 384. 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)
  • 385. 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)
  • 386. 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)
  • 387. Resource potential of annual and biennial motley grass forage plants of north-east part of the lesser Caucasus

    The development of stock raising – the sector of agriculture can be successfully solved by enriching of natural fodder bases, increasing productivity. Composition of annual, biennial motley grass by families in lowland and mountainous forest regions.

    статья (339,5 K)
  • 388. 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)
  • 389. 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)
  • 390. 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)

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