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Приказ резултата 51-60 од 102
Some characteristics of groundwater in Southeast Srem / Neke karakteristike podzemnih voda u jugoistočnom Sremu
(Univerzitet u Beogradu - Poljoprivredni fakultet, Beograd, 2009)
The area of Southeast Srem is rich in groundwater. Water regime of the first aquifer has a great significance from the standpoint of agricultural production. 32 piezometers were singled out and groundwater depth was measured ...
Natural isotopes 238U and 40K content in rigosol from the area of school estate good 'Radmilovac' of Faculty of Agriculture, Zemun / Sadržaj prirodnih izotopa 238U i 40K u rigosolu sa područja Oglednog školskog dobra 'Radmilovac', Poljoprivrednog fakulteta u Zemunu
(Univerzitet u Beogradu - Poljoprivredni fakultet, Beograd, 2009)
Distribution of natural gamma-emitting radionuclides 238U and 40K were determined in the soil profiles from the peach-trees field on experimental farm Radmilovac, southeast Belgrade. Internal soil morphology has been changed ...
The effect of ameliorative tillage on some physical soil properties / Uticaj meliorativne obrade na neke fizičke osobine zemljišta
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2009)
The paper deals with the effects of ameliorative tillage on the dynamics of some important physical soil properties in maize. The trial was carried-out at the experimental fields Krnjesevci of Maize Research Institute ...
Numerical simulation of greenhouses heat load / Numerička simulacija toplotnog opterećenja plastenika
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2009)
The paper described the process of solving partial differential equations of heat conduction in the walls of the building envelope by numerical discretization in order to determine the precise unsteady temperature fields ...
Economic aspects of the appliance of new types of machines and tools for the arrangement of soil's surface and depth / Ekonomski aspekti primene mašina i oruđa za uređenje zemljišta po površini i dubini
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2009)
Problems that occur when processing the soil with heavy mechanical type of composition can not be solved without changing the existing cultivation system. Soils with heavy mechanical type of composition demand a cultivation ...
The correlation between colony strength, food supply and honey yield in honey bee colonies / Korelacija između snage, zaliha hrane i prinosa meda kod pčelinjih društava
(Institut za stočarstvo, Beograd, 2009)
The dependence between traits is determined by the correlation coefficients. The experiment was conducted using two generations of honey bee. The first generation consisted of the mother queen bees, and the second were ...
Water activity Aw, value of raspberry dehydrofreezing / Vrednosti aktivnosti vode Aw pri dehidrofrizingu maline
(Savez mašinskih i elektrotehničkih inženjera i tehničara Srbije (SMEITS), Beograd, 2009)
Dehydrofreezing is a combination of two conventional operations: dehydration (drying) and freezing. Food treated using this method is frozen concentrated food. Usually the dry matter content increases twofild, threefold, ...
Contribution of small and medium sized enterprises in development of agribusiness of Serbian Republic / Doprinos malih i srednjih preduzeća razvoju agrobiznisa Republike Srbije
(Univerzitet u Beogradu - Poljoprivredni fakultet, Beograd, 2009)
The economic development of Serbian republic is more and more connected with development of small and medium sized enterprises, which represent one of the main bases of Serbian economy. The economic potential of agriculture ...
Presence and distribution of oilseed pumpkin viruses and molecular detection of Zucchini yellow mosaic virus / Prisustvo i rasprostranjenost virusa uljane tikve i molekularna detekcija virusa žutog mozaika cukinija
(Institut za pesticide i zaštitu životne sredine, Beograd i Društvo za zaštitu bilja Srbije, Beograd, 2009)
Over the past decade, intensive spread of virus infections of oilseed pumpkin has resulted in significant economic losses in pumpkin crop production, which is currently expanding in our country. In 2007 and 2008, a survey ...
Aspects of soil cultivation in orchards / Aspekti obrade zemljišta u višegodišnjim zasadima
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2009)
Highly intensive fruit production in both basic and supplemental soil cultivation, along with other agricultural practices was found to impact both growth and fertility of fruit trees. Favorable effects may be expected ...