Претраживање
Приказ резултата 51-60 од 235
Optical sensors and their application to agricultural machines / Optički senzori i njihova primena na poljoprivrednim mašinama
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2009)
In this paper are presented the characteristics and modes of construction of optical sensors, as well as typical measuring schemes with optical sensors. As an illustration of the application of optical sensors in agricultural ...
Influence of voltage quality on energy efficiency of induction motors in agriculture / Uticaj kvaliteta napona na energetsku efikasnost asinhronih motora u poljoprivredi
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2012)
Voltage quality of power supply for three-phased induction motors is defined with value of voltage, voltage asymmetry and harmonic distortion of voltage. In this paper, an influence of voltage quality on energy efficiency ...
Environmental consequences of plant utilization for energy / Ekološke posledice upotrebe biljaka za dobijanje energije
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2007)
Global food and fossil energy consumption are on trajectories to double by 2050. Fossil fuel use has pushed atmospheric carbon dioxide higher than at any time during the past half-million years. While fossil fuels still ...
Alternative small grains in organic field production / Organska proizvodnja alternativnih vrsta ozime pšenice
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2007)
The aim of this paper is to outline the potentional interests of alternative small grains as organic crop production. This paper deals with result of the effects organic field production on grain yield of different alternative ...
The grain yield of winter wheat in different growing systems / Prinos zrna ozime pšenice u različitim sistemima ratarenja
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2008)
This paper deals with effect of two-, three- and four-crop rotation on the grain yield compared with monoculture of the winter wheat. Grain yield is obtained in regular crop rotation experiment which set up on the experimental ...
Application of slow-disintegrating fertilizers in various modes of hyssop nursery seedling production / Primena spororazlagajućeg đubriva pri različitim načinima proizvodnje rasada miloduha
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2007)
In Serbia the production of hyssop nursery seedlings is still extensive, i.e. in cool layers (nude roots system). Intensive production, i.e. in containers (speedling system) and pots (pot system) is mostly used in vegetable ...
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 ...
Arrangement, exploitation and protection of UB municipality's agricultural land / Uređenje, korišćenje i zaštita poljoprivrednog zemljišta opštine UB
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2007)
The Ub municipality is located in the north-east end of the Podrinjsko-Kolubarski region. The total area of the Ub municipality is 45670 ha or 456.7 km2. The agricultural area takes 35471.55 ha or, approximately, 77.67% ...
Preparation and potential of pruning residues in orchards and vineyards as energetic material / Priprema i potencijal ostataka rezidbe u voćnjacima i vinogradima kao energetskog materijala
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2007)
Huge amounts of plant remains are obtained following pruning, an essential agricultural practice measure during the exploitation of orchards and vineyards. Different pruning modes are employed depending on the size of the ...
The optimization of tractor-machinery couples in different tillage technologies / Optimizacija traktorsko mašinskih agregata za različite tehnologije obrade zemljišta
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2007)
At present, tractor represent the major power unit in agricultural production and it is expected to remain so. Structure of tractor-machinery couples is influenced by crop production structure, soil structure, tractor ...